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Updating docs

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Mike Farah 2022-01-27 17:21:10 +11:00
parent 6f27cb93d1
commit a6fc7aa881
57 changed files with 389 additions and 370 deletions
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2
.github/ISSUE_TEMPLATE/feature_request.md vendored
View File

@ -26,7 +26,7 @@ country: Australia
And we run a command: And we run a command:
```bash ```bash
yq eval 'predictWeatherOf(.country)' yq 'predictWeatherOf(.country)'
``` ```
it could output it could output

41
README.md
View File

@ -11,32 +11,35 @@ yq is written in go - so you can download a dependency free binary for your plat
Read a value: Read a value:
```bash ```bash
yq e '.a.b[0].c' file.yaml yq '.a.b[0].c' file.yaml
``` ```
Pipe from STDIN: Pipe from STDIN:
```bash ```bash
cat file.yaml | yq e '.a.b[0].c' - cat file.yaml | yq '.a.b[0].c'
``` ```
Update a yaml file, inplace Update a yaml file, inplace
```bash ```bash
yq e -i '.a.b[0].c = "cool"' file.yaml yq -i '.a.b[0].c = "cool"' file.yaml
``` ```
Update using environment variables Update using environment variables
```bash ```bash
NAME=mike yq e -i '.a.b[0].c = strenv(NAME)' file.yaml NAME=mike yq -i '.a.b[0].c = strenv(NAME)' file.yaml
``` ```
Merge multiple files Merge multiple files
``` ```bash
# note the use of `ea` to evaluate all the files at once
# instead of in sequence
yq ea '. as $item ireduce ({}; . * $item )' path/to/*.yml yq ea '. as $item ireduce ({}; . * $item )' path/to/*.yml
``` ```
Multiple updates to a yaml file Multiple updates to a yaml file
```bash ```bash
yq e -i ' yq -i '
.a.b[0].c = "cool" | .a.b[0].c = "cool" |
.x.y.z = "foobar" | .x.y.z = "foobar" |
.person.name = strenv(NAME) .person.name = strenv(NAME)
@ -82,16 +85,16 @@ snap install yq
`yq` installs with [_strict confinement_](https://docs.snapcraft.io/snap-confinement/6233) in snap, this means it doesn't have direct access to root files. To read root files you can: `yq` installs with [_strict confinement_](https://docs.snapcraft.io/snap-confinement/6233) in snap, this means it doesn't have direct access to root files. To read root files you can:
``` ```
sudo cat /etc/myfile | yq e '.a.path' - sudo cat /etc/myfile | yq '.a.path'
``` ```
And to write to a root file you can either use [sponge](https://linux.die.net/man/1/sponge): And to write to a root file you can either use [sponge](https://linux.die.net/man/1/sponge):
``` ```
sudo cat /etc/myfile | yq e '.a.path = "value"' - | sudo sponge /etc/myfile sudo cat /etc/myfile | yq '.a.path = "value"' | sudo sponge /etc/myfile
``` ```
or write to a temporary file: or write to a temporary file:
``` ```
sudo cat /etc/myfile | yq e '.a.path = "value"' | sudo tee /etc/myfile.tmp sudo cat /etc/myfile | yq '.a.path = "value"' | sudo tee /etc/myfile.tmp
sudo mv /etc/myfile.tmp /etc/myfile sudo mv /etc/myfile.tmp /etc/myfile
rm /etc/myfile.tmp rm /etc/myfile.tmp
``` ```
@ -101,14 +104,14 @@ rm /etc/myfile.tmp
#### Oneshot use: #### Oneshot use:
```bash ```bash
docker run --rm -v "${PWD}":/workdir mikefarah/yq <command> [flags] [expression ]FILE... docker run --rm -v "${PWD}":/workdir mikefarah/yq [command] [flags] [expression ]FILE...
``` ```
Note that you can run `yq` in docker without network access and other privileges if you desire, Note that you can run `yq` in docker without network access and other privileges if you desire,
namely `--security-opt=no-new-privileges --cap-drop all --network none`. namely `--security-opt=no-new-privileges --cap-drop all --network none`.
```bash ```bash
podman run --rm -v "${PWD}":/workdir mikefarah/yq <command> [flags] [expression ]FILE... podman run --rm -v "${PWD}":/workdir mikefarah/yq [command] [flags] [expression ]FILE...
``` ```
#### Pipe in via STDIN: #### Pipe in via STDIN:
@ -116,11 +119,11 @@ podman run --rm -v "${PWD}":/workdir mikefarah/yq <command> [flags] [expression
You'll need to pass the `-i\--interactive` flag to docker: You'll need to pass the `-i\--interactive` flag to docker:
```bash ```bash
cat myfile.yml | docker run -i --rm mikefarah/yq e . - cat myfile.yml | docker run -i --rm mikefarah/yq '.this.thing'
``` ```
```bash ```bash
cat myfile.yml | podman run -i --rm mikefarah/yq e . - cat myfile.yml | podman run -i --rm mikefarah/yq '.this.thing'
``` ```
#### Run commands interactively: #### Run commands interactively:
@ -176,7 +179,7 @@ USER yq
- name: Set foobar to cool - name: Set foobar to cool
uses: mikefarah/yq@master uses: mikefarah/yq@master
with: with:
cmd: yq eval -i '.foo.bar = "cool"' 'config.yml' cmd: yq -i '.foo.bar = "cool"' 'config.yml'
``` ```
See https://mikefarah.gitbook.io/yq/usage/github-action for more. See https://mikefarah.gitbook.io/yq/usage/github-action for more.
@ -270,9 +273,17 @@ Usage:
yq [flags] yq [flags]
yq [command] yq [command]
Examples:
# yq defaults to 'eval' command if no command is specified. See "yq eval --help" for more examples.
cat myfile.yml | yq '.stuff' # outputs the data at the "stuff" node from "myfile.yml"
yq -i '.stuff = "foo"' myfile.yml # update myfile.yml inplace
Available Commands: Available Commands:
completion Generate the autocompletion script for the specified shell completion Generate the autocompletion script for the specified shell
eval Apply the expression to each document in each yaml file in sequence eval (default) Apply the expression to each document in each yaml file in sequence
eval-all Loads _all_ yaml documents of _all_ yaml files and runs expression once eval-all Loads _all_ yaml documents of _all_ yaml files and runs expression once
help Help about any command help Help about any command
shell-completion Generate completion script shell-completion Generate completion script

4
acceptance_tests/basic.sh
View File

@ -5,8 +5,8 @@ setUp() {
} }
testBasicEvalRoundTrip() { testBasicEvalRoundTrip() {
./yq e -n ".a = 123" > test.yml ./yq -n ".a = 123" > test.yml
X=$(./yq e '.a' test.yml) X=$(./yq '.a' test.yml)
assertEquals 123 "$X" assertEquals 123 "$X"
} }

5
cmd/root.go
View File

@ -16,8 +16,11 @@ func New() *cobra.Command {
See https://mikefarah.gitbook.io/yq/ for detailed documentation and examples.`, See https://mikefarah.gitbook.io/yq/ for detailed documentation and examples.`,
Example: ` Example: `
# yq defaults to 'eval' command if no command is specified. See "yq eval --help" for more examples. # yq defaults to 'eval' command if no command is specified. See "yq eval --help" for more examples.
cat myfile.yml | yq '.stuff' # outputs the data at the "stuff" node from "myfile.yml"
# read the "stuff" node from "myfile.yml"
cat myfile.yml | yq '.stuff'
# update myfile.yml in place
yq -i '.stuff = "foo"' myfile.yml # update myfile.yml inplace yq -i '.stuff = "foo"' myfile.yml # update myfile.yml inplace
`, `,

32
pkg/yqlib/doc/operators/add.md
View File

@ -20,7 +20,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b += ["cow"]' sample.yml yq '.a.b += ["cow"]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -44,7 +44,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a + .b' sample.yml yq '.a + .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -63,7 +63,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a + null' sample.yml yq '.a + null' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -79,7 +79,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a + {"cat": "meow"}' sample.yml yq '.a + {"cat": "meow"}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -96,7 +96,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a + "hello"' sample.yml yq '.a + "hello"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -117,7 +117,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a = .a + .b' sample.yml yq '.a = .a + .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -143,7 +143,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a += .b' sample.yml yq '.a += .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -171,7 +171,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a[].b += ["mouse"]' sample.yml yq '.a[].b += ["mouse"]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -195,7 +195,7 @@ b: meow
``` ```
then then
```bash ```bash
yq eval '.a = .a + .b' sample.yml yq '.a = .a + .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -213,7 +213,7 @@ b: 4.9
``` ```
then then
```bash ```bash
yq eval '.a = .a + .b' sample.yml yq '.a = .a + .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -231,7 +231,7 @@ b: 4
``` ```
then then
```bash ```bash
yq eval '.a = .a + .b' sample.yml yq '.a = .a + .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -247,7 +247,7 @@ b: 5
``` ```
then then
```bash ```bash
yq eval '.[] += 1' sample.yml yq '.[] += 1' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -260,7 +260,7 @@ Adding to null simply returns the rhs
Running Running
```bash ```bash
yq eval --null-input 'null + "cat"' yq --null-input 'null + "cat"'
``` ```
will output will output
```yaml ```yaml
@ -285,7 +285,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a += .b' sample.yml yq '.a += .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -312,7 +312,7 @@ b: !goat _meow
``` ```
then then
```bash ```bash
yq eval '.a += .b' sample.yml yq '.a += .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -330,7 +330,7 @@ b: !goat 2.3
``` ```
then then
```bash ```bash
yq eval '.a += .b' sample.yml yq '.a += .b' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/alternative-default-value.md
View File

@ -9,7 +9,7 @@ a: bridge
``` ```
then then
```bash ```bash
yq eval '.a // "hello"' sample.yml yq '.a // "hello"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -23,7 +23,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.a // "hello"' sample.yml yq '.a // "hello"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -37,7 +37,7 @@ a: ~
``` ```
then then
```bash ```bash
yq eval '.a // "hello"' sample.yml yq '.a // "hello"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -51,7 +51,7 @@ a: false
``` ```
then then
```bash ```bash
yq eval '.a // "hello"' sample.yml yq '.a // "hello"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -66,7 +66,7 @@ b: cat
``` ```
then then
```bash ```bash
yq eval '.a // .b' sample.yml yq '.a // .b' sample.yml
``` ```
will output will output
```yaml ```yaml

30
pkg/yqlib/doc/operators/anchor-and-alias-operators.md
View File

@ -25,7 +25,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[4] | explode(.)' sample.yml yq '.[4] | explode(.)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -55,7 +55,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[4] | explode(.)' sample.yml yq '.[4] | explode(.)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -87,7 +87,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[4] | explode(.)' sample.yml yq '.[4] | explode(.)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -103,7 +103,7 @@ a: &billyBob cat
``` ```
then then
```bash ```bash
yq eval '.a | anchor' sample.yml yq '.a | anchor' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -117,7 +117,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a anchor = "foobar"' sample.yml yq '.a anchor = "foobar"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -132,7 +132,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a anchor |= .b' sample.yml yq '.a anchor |= .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -148,7 +148,7 @@ a: *billyBob
``` ```
then then
```bash ```bash
yq eval '.a | alias' sample.yml yq '.a | alias' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -163,7 +163,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a alias = "meow"' sample.yml yq '.a alias = "meow"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -179,7 +179,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a alias = ""' sample.yml yq '.a alias = ""' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -196,7 +196,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a alias |= .f' sample.yml yq '.a alias |= .f' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -213,7 +213,7 @@ f:
``` ```
then then
```bash ```bash
yq eval 'explode(.f)' sample.yml yq 'explode(.f)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -229,7 +229,7 @@ a: mike
``` ```
then then
```bash ```bash
yq eval 'explode(.a)' sample.yml yq 'explode(.a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -245,7 +245,7 @@ f:
``` ```
then then
```bash ```bash
yq eval 'explode(.f)' sample.yml yq 'explode(.f)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -278,7 +278,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval 'explode(.)' sample.yml yq 'explode(.)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -317,7 +317,7 @@ thingTwo:
``` ```
then then
```bash ```bash
yq eval '.thingOne |= explode(.) * {"value": false}' sample.yml yq '.thingOne |= explode(.) * {"value": false}' sample.yml
``` ```
will output will output
```yaml ```yaml

24
pkg/yqlib/doc/operators/assign-update.md
View File

@ -10,7 +10,7 @@ This will do a similar thing to the plain form, however, the RHS expression is r
## Create yaml file ## Create yaml file
Running Running
```bash ```bash
yq eval --null-input '.a.b = "cat" | .x = "frog"' yq --null-input '.a.b = "cat" | .x = "frog"'
``` ```
will output will output
```yaml ```yaml
@ -28,7 +28,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a |= .b' sample.yml yq '.a |= .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -45,7 +45,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] |= . * 2' sample.yml yq '.[] |= . * 2' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -84,7 +84,7 @@ b: sibling
``` ```
then then
```bash ```bash
yq eval '.a = .b' sample.yml yq '.a = .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -101,7 +101,7 @@ c: fieldC
``` ```
then then
```bash ```bash
yq eval '(.a, .c) = "potatoe"' sample.yml yq '(.a, .c) = "potatoe"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -118,7 +118,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b = "frog"' sample.yml yq '.a.b = "frog"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -136,7 +136,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b |= "frog"' sample.yml yq '.a.b |= "frog"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -155,7 +155,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '(.a[] | select(. == "apple")) = "frog"' sample.yml yq '(.a[] | select(. == "apple")) = "frog"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -173,7 +173,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '(.[] | select(. == "*andy")) = "bogs"' sample.yml yq '(.[] | select(. == "*andy")) = "bogs"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -189,7 +189,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.a.b |= "bogs"' sample.yml yq '.a.b |= "bogs"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -205,7 +205,7 @@ a: &cool cat
``` ```
then then
```bash ```bash
yq eval '.a = "dog"' sample.yml yq '.a = "dog"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -219,7 +219,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.a.b.[0] |= "bogs"' sample.yml yq '.a.b.[0] |= "bogs"' sample.yml
``` ```
will output will output
```yaml ```yaml

32
pkg/yqlib/doc/operators/boolean-operators.md
View File

@ -13,7 +13,7 @@ These are most commonly used with the `select` operator to filter particular nod
## `or` example ## `or` example
Running Running
```bash ```bash
yq eval --null-input 'true or false' yq --null-input 'true or false'
``` ```
will output will output
```yaml ```yaml
@ -23,7 +23,7 @@ true
## `and` example ## `and` example
Running Running
```bash ```bash
yq eval --null-input 'true and false' yq --null-input 'true and false'
``` ```
will output will output
```yaml ```yaml
@ -42,7 +42,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '[.[] | select(.a == "cat" or .b == "dog")]' sample.yml yq '[.[] | select(.a == "cat" or .b == "dog")]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -60,7 +60,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'any' sample.yml yq 'any' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -74,7 +74,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'any' sample.yml yq 'any' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -93,7 +93,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.[] |= any_c(. == "awesome")' sample.yml yq '.[] |= any_c(. == "awesome")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -109,7 +109,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'all' sample.yml yq 'all' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -123,7 +123,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'all' sample.yml yq 'all' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -142,7 +142,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.[] |= all_c(tag == "!!str")' sample.yml yq '.[] |= all_c(tag == "!!str")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -153,7 +153,7 @@ b: false
## Not true is false ## Not true is false
Running Running
```bash ```bash
yq eval --null-input 'true | not' yq --null-input 'true | not'
``` ```
will output will output
```yaml ```yaml
@ -163,7 +163,7 @@ false
## Not false is true ## Not false is true
Running Running
```bash ```bash
yq eval --null-input 'false | not' yq --null-input 'false | not'
``` ```
will output will output
```yaml ```yaml
@ -173,7 +173,7 @@ true
## String values considered to be true ## String values considered to be true
Running Running
```bash ```bash
yq eval --null-input '"cat" | not' yq --null-input '"cat" | not'
``` ```
will output will output
```yaml ```yaml
@ -183,7 +183,7 @@ false
## Empty string value considered to be true ## Empty string value considered to be true
Running Running
```bash ```bash
yq eval --null-input '"" | not' yq --null-input '"" | not'
``` ```
will output will output
```yaml ```yaml
@ -193,7 +193,7 @@ false
## Numbers are considered to be true ## Numbers are considered to be true
Running Running
```bash ```bash
yq eval --null-input '1 | not' yq --null-input '1 | not'
``` ```
will output will output
```yaml ```yaml
@ -203,7 +203,7 @@ false
## Zero is considered to be true ## Zero is considered to be true
Running Running
```bash ```bash
yq eval --null-input '0 | not' yq --null-input '0 | not'
``` ```
will output will output
```yaml ```yaml
@ -213,7 +213,7 @@ false
## Null is considered to be false ## Null is considered to be false
Running Running
```bash ```bash
yq eval --null-input '~ | not' yq --null-input '~ | not'
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/collect-into-array.md
View File

@ -6,7 +6,7 @@ This creates an array using the expression between the square brackets.
## Collect empty ## Collect empty
Running Running
```bash ```bash
yq eval --null-input '[]' yq --null-input '[]'
``` ```
will output will output
```yaml ```yaml
@ -16,7 +16,7 @@ will output
## Collect single ## Collect single
Running Running
```bash ```bash
yq eval --null-input '["cat"]' yq --null-input '["cat"]'
``` ```
will output will output
```yaml ```yaml
@ -31,7 +31,7 @@ b: dog
``` ```
then then
```bash ```bash
yq eval '[.a, .b]' sample.yml yq '[.a, .b]' sample.yml
``` ```
will output will output
```yaml ```yaml

20
pkg/yqlib/doc/operators/comment-operators.md
View File

@ -17,7 +17,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a lineComment="single"' sample.yml yq '.a lineComment="single"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -32,7 +32,7 @@ b: dog
``` ```
then then
```bash ```bash
yq eval '.. lineComment |= .' sample.yml yq '.. lineComment |= .' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -47,7 +47,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '. headComment="single"' sample.yml yq '. headComment="single"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -63,7 +63,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '. footComment=.a' sample.yml yq '. footComment=.a' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -80,7 +80,7 @@ b: dog # leave this
``` ```
then then
```bash ```bash
yq eval '.a lineComment=""' sample.yml yq '.a lineComment=""' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -99,7 +99,7 @@ b: # key comment
``` ```
then then
```bash ```bash
yq eval '... comments=""' sample.yml yq '... comments=""' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -114,7 +114,7 @@ a: cat # meow
``` ```
then then
```bash ```bash
yq eval '.a | lineComment' sample.yml yq '.a | lineComment' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -132,7 +132,7 @@ a: cat # meow
``` ```
then then
```bash ```bash
yq eval '. | headComment' sample.yml yq '. | headComment' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -151,7 +151,7 @@ a: cat # meow
``` ```
then then
```bash ```bash
yq eval 'headComment' sample.yml yq 'headComment' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -171,7 +171,7 @@ a: cat # meow
``` ```
then then
```bash ```bash
yq eval '. | footComment' sample.yml yq '. | footComment' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/contains.md
View File

@ -13,7 +13,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'contains(["baz", "bar"])' sample.yml yq 'contains(["baz", "bar"])' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -32,7 +32,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'contains({"bar": [{"barp": 12}]})' sample.yml yq 'contains({"bar": [{"barp": 12}]})' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -51,7 +51,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'contains({"foo": 12, "bar": [{"barp": 15}]})' sample.yml yq 'contains({"foo": 12, "bar": [{"barp": 15}]})' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -65,7 +65,7 @@ foobar
``` ```
then then
```bash ```bash
yq eval 'contains("bar")' sample.yml yq 'contains("bar")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -79,7 +79,7 @@ meow
``` ```
then then
```bash ```bash
yq eval 'contains("meow")' sample.yml yq 'contains("meow")' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/create-collect-into-object.md
View File

@ -5,7 +5,7 @@ This is used to construct objects (or maps). This can be used against existing y
## Collect empty object ## Collect empty object
Running Running
```bash ```bash
yq eval --null-input '{}' yq --null-input '{}'
``` ```
will output will output
```yaml ```yaml
@ -19,7 +19,7 @@ name: Mike
``` ```
then then
```bash ```bash
yq eval '{"wrap": .}' sample.yml yq '{"wrap": .}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -37,7 +37,7 @@ pets:
``` ```
then then
```bash ```bash
yq eval '{.name: .pets.[]}' sample.yml yq '{.name: .pets.[]}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -60,7 +60,7 @@ pets:
``` ```
then then
```bash ```bash
yq eval '{.name: .pets.[]}' sample.yml yq '{.name: .pets.[]}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -73,7 +73,7 @@ Rosey: sheep
## Creating yaml from scratch ## Creating yaml from scratch
Running Running
```bash ```bash
yq eval --null-input '{"wrap": "frog"}' yq --null-input '{"wrap": "frog"}'
``` ```
will output will output
```yaml ```yaml

14
pkg/yqlib/doc/operators/delete.md
View File

@ -10,7 +10,7 @@ b: dog
``` ```
then then
```bash ```bash
yq eval 'del(.b)' sample.yml yq 'del(.b)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -26,7 +26,7 @@ a:
``` ```
then then
```bash ```bash
yq eval 'del(.a.a1)' sample.yml yq 'del(.a.a1)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -43,7 +43,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'del(.[1])' sample.yml yq 'del(.[1])' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -59,7 +59,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'del(.[0].a)' sample.yml yq 'del(.[0].a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -74,7 +74,7 @@ b: dog
``` ```
then then
```bash ```bash
yq eval 'del(.c)' sample.yml yq 'del(.c)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -91,7 +91,7 @@ c: bat
``` ```
then then
```bash ```bash
yq eval 'del( .[] | select(. == "*at") )' sample.yml yq 'del( .[] | select(. == "*at") )' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -109,7 +109,7 @@ a:
``` ```
then then
```bash ```bash
yq eval 'del(.. | select(has("name")).name)' sample.yml yq 'del(.. | select(has("name")).name)' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/document-index.md
View File

@ -11,7 +11,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval '.a | documentIndex' sample.yml yq '.a | documentIndex' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -29,7 +29,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval '.a | di' sample.yml yq '.a | di' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -47,7 +47,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval 'select(documentIndex == 1)' sample.yml yq 'select(documentIndex == 1)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -63,7 +63,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval 'select(di == 1)' sample.yml yq 'select(di == 1)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -79,7 +79,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval '.a | ({"match": ., "doc": documentIndex})' sample.yml yq '.a | ({"match": ., "doc": documentIndex})' sample.yml
``` ```
will output will output
```yaml ```yaml

34
pkg/yqlib/doc/operators/encode-decode.md
View File

@ -30,7 +30,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | to_json)' sample.yml yq '.b = (.a | to_json)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -52,7 +52,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | to_json(0))' sample.yml yq '.b = (.a | to_json(0))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -71,7 +71,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | @json)' sample.yml yq '.b = (.a | @json)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -89,7 +89,7 @@ a: '{"cool":"thing"}'
``` ```
then then
```bash ```bash
yq eval '.a | from_json | ... style=""' sample.yml yq '.a | from_json | ... style=""' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -104,7 +104,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | @props)' sample.yml yq '.b = (.a | @props)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -125,7 +125,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | to_yaml)' sample.yml yq '.b = (.a | to_yaml)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -148,7 +148,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.b = (.a | to_yaml(8))' sample.yml yq '.b = (.a | to_yaml(8))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -167,7 +167,7 @@ a: 'foo: bar'
``` ```
then then
```bash ```bash
yq eval '.b = (.a | from_yaml)' sample.yml yq '.b = (.a | from_yaml)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -186,7 +186,7 @@ a: |
``` ```
then then
```bash ```bash
yq eval '.a |= (from_yaml | .foo = "cat" | to_yaml)' sample.yml yq '.a |= (from_yaml | .foo = "cat" | to_yaml)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -202,7 +202,7 @@ a: 'foo: bar'
``` ```
then then
```bash ```bash
yq eval '.a |= (from_yaml | .foo = "cat" | to_yaml)' sample.yml yq '.a |= (from_yaml | .foo = "cat" | to_yaml)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -221,7 +221,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '@csv' sample.yml yq '@csv' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -242,7 +242,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '@csv' sample.yml yq '@csv' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -266,7 +266,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '@tsv' sample.yml yq '@tsv' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -284,7 +284,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a | to_xml' sample.yml yq '.a | to_xml' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -304,7 +304,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a | @xml' sample.yml yq '.a | @xml' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -322,7 +322,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '{"cat": .a | to_xml(1)}' sample.yml yq '{"cat": .a | to_xml(1)}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -339,7 +339,7 @@ a: <foo>bar</foo>
``` ```
then then
```bash ```bash
yq eval '.b = (.a | from_xml)' sample.yml yq '.b = (.a | from_xml)' sample.yml
``` ```
will output will output
```yaml ```yaml

14
pkg/yqlib/doc/operators/entries.md
View File

@ -10,7 +10,7 @@ b: 2
``` ```
then then
```bash ```bash
yq eval 'to_entries' sample.yml yq 'to_entries' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -28,7 +28,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'to_entries' sample.yml yq 'to_entries' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -45,7 +45,7 @@ null
``` ```
then then
```bash ```bash
yq eval 'to_entries' sample.yml yq 'to_entries' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -59,7 +59,7 @@ b: 2
``` ```
then then
```bash ```bash
yq eval 'to_entries | from_entries' sample.yml yq 'to_entries | from_entries' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -77,7 +77,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'to_entries | from_entries' sample.yml yq 'to_entries | from_entries' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -93,7 +93,7 @@ b: 2
``` ```
then then
```bash ```bash
yq eval 'with_entries(.key |= "KEY_" + .)' sample.yml yq 'with_entries(.key |= "KEY_" + .)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -111,7 +111,7 @@ c:
``` ```
then then
```bash ```bash
yq eval 'with_entries(select(.value | has("b")))' sample.yml yq 'with_entries(select(.value | has("b")))' sample.yml
``` ```
will output will output
```yaml ```yaml

24
pkg/yqlib/doc/operators/env-variable-operators.md
View File

@ -13,14 +13,14 @@ To replace environment variables across all values in a document, `envsubst` can
as follows: as follows:
```bash ```bash
yq eval '(.. | select(tag == "!!str")) |= envsubst' file.yaml yq '(.. | select(tag == "!!str")) |= envsubst' file.yaml
``` ```
## Read string environment variable ## Read string environment variable
Running Running
```bash ```bash
myenv="cat meow" yq eval --null-input '.a = env(myenv)' myenv="cat meow" yq --null-input '.a = env(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -30,7 +30,7 @@ a: cat meow
## Read boolean environment variable ## Read boolean environment variable
Running Running
```bash ```bash
myenv="true" yq eval --null-input '.a = env(myenv)' myenv="true" yq --null-input '.a = env(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -40,7 +40,7 @@ a: true
## Read numeric environment variable ## Read numeric environment variable
Running Running
```bash ```bash
myenv="12" yq eval --null-input '.a = env(myenv)' myenv="12" yq --null-input '.a = env(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -50,7 +50,7 @@ a: 12
## Read yaml environment variable ## Read yaml environment variable
Running Running
```bash ```bash
myenv="{b: fish}" yq eval --null-input '.a = env(myenv)' myenv="{b: fish}" yq --null-input '.a = env(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -60,7 +60,7 @@ a: {b: fish}
## Read boolean environment variable as a string ## Read boolean environment variable as a string
Running Running
```bash ```bash
myenv="true" yq eval --null-input '.a = strenv(myenv)' myenv="true" yq --null-input '.a = strenv(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -70,7 +70,7 @@ a: "true"
## Read numeric environment variable as a string ## Read numeric environment variable as a string
Running Running
```bash ```bash
myenv="12" yq eval --null-input '.a = strenv(myenv)' myenv="12" yq --null-input '.a = strenv(myenv)'
``` ```
will output will output
```yaml ```yaml
@ -85,7 +85,7 @@ dog: woof
``` ```
then then
```bash ```bash
myenv="cat" yq eval '.[env(myenv)]' sample.yml myenv="cat" yq '.[env(myenv)]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -95,7 +95,7 @@ meow
## Replace strings with envsubst ## Replace strings with envsubst
Running Running
```bash ```bash
myenv="cat" yq eval --null-input '"the ${myenv} meows" | envsubst' myenv="cat" yq --null-input '"the ${myenv} meows" | envsubst'
``` ```
will output will output
```yaml ```yaml
@ -105,7 +105,7 @@ the cat meows
## Replace strings with envsubst, missing variables ## Replace strings with envsubst, missing variables
Running Running
```bash ```bash
myenv="cat" yq eval --null-input '"the ${myenvnonexisting} meows" | envsubst' myenv="cat" yq --null-input '"the ${myenvnonexisting} meows" | envsubst'
``` ```
will output will output
```yaml ```yaml
@ -115,7 +115,7 @@ the meows
## Replace strings with envsubst, missing variables with defaults ## Replace strings with envsubst, missing variables with defaults
Running Running
```bash ```bash
myenv="cat" yq eval --null-input '"the ${myenvnonexisting-dog} meows" | envsubst' myenv="cat" yq --null-input '"the ${myenvnonexisting-dog} meows" | envsubst'
``` ```
will output will output
```yaml ```yaml
@ -129,7 +129,7 @@ v: ${myenv}
``` ```
then then
```bash ```bash
myenv="cat meow" yq eval '.v |= envsubst' sample.yml myenv="cat meow" yq '.v |= envsubst' sample.yml
``` ```
will output will output
```yaml ```yaml

14
pkg/yqlib/doc/operators/equals.md
View File

@ -21,7 +21,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | (. == "*at")' sample.yml yq '.[] | (. == "*at")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -39,7 +39,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | (. != "*at")' sample.yml yq '.[] | (. != "*at")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -57,7 +57,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | (. == 4)' sample.yml yq '.[] | (. == 4)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -75,7 +75,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | (. != 4)' sample.yml yq '.[] | (. != 4)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -87,7 +87,7 @@ true
## Match nulls ## Match nulls
Running Running
```bash ```bash
yq eval --null-input 'null == ~' yq --null-input 'null == ~'
``` ```
will output will output
```yaml ```yaml
@ -101,7 +101,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval 'select(.b != "thing")' sample.yml yq 'select(.b != "thing")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -115,7 +115,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval 'select(.b == .c)' sample.yml yq 'select(.b == .c)' sample.yml
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/file-operators.md
View File

@ -17,7 +17,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval 'filename' sample.yml yq 'filename' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -31,7 +31,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval 'fileIndex' sample.yml yq 'fileIndex' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -65,7 +65,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval 'fi' sample.yml yq 'fi' sample.yml
``` ```
will output will output
```yaml ```yaml

8
pkg/yqlib/doc/operators/flatten.md
View File

@ -12,7 +12,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'flatten' sample.yml yq 'flatten' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -30,7 +30,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'flatten(1)' sample.yml yq 'flatten(1)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -46,7 +46,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'flatten' sample.yml yq 'flatten' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -61,7 +61,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'flatten' sample.yml yq 'flatten' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/group-by.md
View File

@ -14,7 +14,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'group_by(.foo)' sample.yml yq 'group_by(.foo)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -40,7 +40,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'group_by(.foo)' sample.yml yq 'group_by(.foo)' sample.yml
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/has.md
View File

@ -12,7 +12,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | has("a")' sample.yml yq '.[] | has("a")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -36,7 +36,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | select(.a.b | has("c"))' sample.yml yq '.[] | select(.a.b | has("c"))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -57,7 +57,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | has(1)' sample.yml yq '.[] | has(1)' sample.yml
``` ```
will output will output
```yaml ```yaml

13
pkg/yqlib/doc/operators/headers/Main.md
View File

@ -5,7 +5,7 @@
yq [eval/eval-all] [expression] files.. yq [eval/eval-all] [expression] files..
eval/e - Apply the expression to each document in each yaml file in sequence eval/e - (default) Apply the expression to each document in each yaml file in sequence
eval-all/ea - Loads all yaml documents of all yaml files and runs expression once eval-all/ea - Loads all yaml documents of all yaml files and runs expression once
@ -18,32 +18,33 @@ This documentation is also available at https://mikefarah.gitbook.io/yq/
## Read a value: ## Read a value:
```bash ```bash
yq e '.a.b[0].c' file.yaml yq '.a.b[0].c' file.yaml
``` ```
## Pipe from STDIN: ## Pipe from STDIN:
```bash ```bash
cat file.yaml | yq e '.a.b[0].c' - cat file.yaml | yq '.a.b[0].c'
``` ```
## Update a yaml file, inplace ## Update a yaml file, inplace
```bash ```bash
yq e -i '.a.b[0].c = "cool"' file.yaml yq -i '.a.b[0].c = "cool"' file.yaml
``` ```
## Update using environment variables ## Update using environment variables
```bash ```bash
NAME=mike yq e -i '.a.b[0].c = strenv(NAME)' file.yaml NAME=mike yq -i '.a.b[0].c = strenv(NAME)' file.yaml
``` ```
## Merge multiple files ## Merge multiple files
``` ```
yq ea '. as $item ireduce ({}; . * $item )' path/to/*.yml yq ea '. as $item ireduce ({}; . * $item )' path/to/*.yml
``` ```
Note the use of `ea` to evaluate all files at once (instead of in sequence.)
## Multiple updates to a yaml file ## Multiple updates to a yaml file
```bash ```bash
yq e -i ' yq -i '
.a.b[0].c = "cool" | .a.b[0].c = "cool" |
.x.y.z = "foobar" | .x.y.z = "foobar" |
.person.name = strenv(NAME) .person.name = strenv(NAME)

2
pkg/yqlib/doc/operators/headers/env-variable-operators.md
View File

@ -13,6 +13,6 @@ To replace environment variables across all values in a document, `envsubst` can
as follows: as follows:
```bash ```bash
yq eval '(.. | select(tag == "!!str")) |= envsubst' file.yaml yq '(.. | select(tag == "!!str")) |= envsubst' file.yaml
``` ```

4
pkg/yqlib/doc/operators/headers/recursive-descent-glob.md
View File

@ -8,7 +8,7 @@ This will, like the `jq` equivalent, recursively match all _value_ nodes. Use it
For instance to set the `style` of all _value_ nodes in a yaml doc, excluding map keys: For instance to set the `style` of all _value_ nodes in a yaml doc, excluding map keys:
```bash ```bash
yq eval '.. style= "flow"' file.yaml yq '.. style= "flow"' file.yaml
``` ```
## match values and map keys form `...` ## match values and map keys form `...`
@ -17,5 +17,5 @@ The also includes map keys in the results set. This is particularly useful in YA
For instance to set the `style` of all nodes in a yaml doc, including the map keys: For instance to set the `style` of all nodes in a yaml doc, including the map keys:
```bash ```bash
yq eval '... style= "flow"' file.yaml yq '... style= "flow"' file.yaml
``` ```

6
pkg/yqlib/doc/operators/headers/sort-keys.md
View File

@ -5,7 +5,9 @@ The Sort Keys operator sorts maps by their keys (based on their string value). T
Sort is particularly useful for diffing two different yaml documents: Sort is particularly useful for diffing two different yaml documents:
```bash ```bash
yq eval -i -P 'sort_keys(..)' file1.yml yq -i -P 'sort_keys(..)' file1.yml
yq eval -i -P 'sort_keys(..)' file2.yml yq -i -P 'sort_keys(..)' file2.yml
diff file1.yml file2.yml diff file1.yml file2.yml
``` ```
Note that `yq` does not yet consider anchors when sorting by keys - this may result in invalid yaml documents if your are using merge anchors.

8
pkg/yqlib/doc/operators/headers/string-operators.md
View File

@ -17,13 +17,13 @@ a: |
Using `$( exp )` wont work, as it will trim the trailing new line. Using `$( exp )` wont work, as it will trim the trailing new line.
``` ```
m=$(echo "cat\n") yq e -n '.a = strenv(m)' m=$(echo "cat\n") yq -n '.a = strenv(m)'
a: cat a: cat
``` ```
However, using printf works: However, using printf works:
``` ```
printf -v m "cat\n" ; m="$m" yq e -n '.a = strenv(m)' printf -v m "cat\n" ; m="$m" yq -n '.a = strenv(m)'
a: | a: |
cat cat
``` ```
@ -31,7 +31,7 @@ a: |
As well as having multiline expressions: As well as having multiline expressions:
``` ```
m="cat m="cat
" yq e -n '.a = strenv(m)' " yq -n '.a = strenv(m)'
a: | a: |
cat cat
``` ```
@ -40,5 +40,5 @@ Similarly, if you're trying to set the content from a file, and want a trailing
``` ```
IFS= read -rd '' output < <(cat my_file) IFS= read -rd '' output < <(cat my_file)
output=$output ./yq e '.data.values = strenv(output)' first.yml output=$output ./yq '.data.values = strenv(output)' first.yml
``` ```

14
pkg/yqlib/doc/operators/keys.md
View File

@ -10,7 +10,7 @@ cat: meow
``` ```
then then
```bash ```bash
yq eval 'keys' sample.yml yq 'keys' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -26,7 +26,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'keys' sample.yml yq 'keys' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -43,7 +43,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[1] | key' sample.yml yq '.[1] | key' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -57,7 +57,7 @@ a: thing
``` ```
then then
```bash ```bash
yq eval '.a | key' sample.yml yq '.a | key' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -71,7 +71,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'key' sample.yml yq 'key' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -86,7 +86,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '(.a.x | key) = "meow"' sample.yml yq '(.a.x | key) = "meow"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -105,7 +105,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.x | key | headComment' sample.yml yq '.a.x | key | headComment' sample.yml
``` ```
will output will output
```yaml ```yaml

8
pkg/yqlib/doc/operators/length.md
View File

@ -11,7 +11,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a | length' sample.yml yq '.a | length' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -25,7 +25,7 @@ a: null
``` ```
then then
```bash ```bash
yq eval '.a | length' sample.yml yq '.a | length' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -42,7 +42,7 @@ c: dog
``` ```
then then
```bash ```bash
yq eval 'length' sample.yml yq 'length' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -61,7 +61,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'length' sample.yml yq 'length' sample.yml
``` ```
will output will output
```yaml ```yaml

8
pkg/yqlib/doc/operators/load.md
View File

@ -20,7 +20,7 @@ myFile: ../../examples/thing.yml
``` ```
then then
```bash ```bash
yq eval 'load(.myFile)' sample.yml yq 'load(.myFile)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -38,7 +38,7 @@ something:
``` ```
then then
```bash ```bash
yq eval '.something |= load("../../examples/" + .file)' sample.yml yq '.something |= load("../../examples/" + .file)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -60,7 +60,7 @@ over:
``` ```
then then
```bash ```bash
yq eval '(.. | select(has("file"))) |= load("../../examples/" + .file)' sample.yml yq '(.. | select(has("file"))) |= load("../../examples/" + .file)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -83,7 +83,7 @@ something:
``` ```
then then
```bash ```bash
yq eval '.something |= strload("../../examples/" + .file)' sample.yml yq '.something |= strload("../../examples/" + .file)' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/map.md
View File

@ -11,7 +11,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'map(. + 1)' sample.yml yq 'map(. + 1)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -29,7 +29,7 @@ c: 3
``` ```
then then
```bash ```bash
yq eval 'map_values(. + 1)' sample.yml yq 'map_values(. + 1)' sample.yml
``` ```
will output will output
```yaml ```yaml

32
pkg/yqlib/doc/operators/multiply-merge.md
View File

@ -30,7 +30,7 @@ b: 4
``` ```
then then
```bash ```bash
yq eval '.a *= .b' sample.yml yq '.a *= .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -51,7 +51,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a * .b' sample.yml yq '.a * .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -74,7 +74,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '. * {"a":.b}' sample.yml yq '. * {"a":.b}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -98,7 +98,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '. * {"a":.b}' sample.yml yq '. * {"a":.b}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -121,7 +121,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '. * {"a":.b}' sample.yml yq '. * {"a":.b}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -147,7 +147,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a *? .b' sample.yml yq '.a *? .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -167,7 +167,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a *n .b' sample.yml yq '.a *n .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -194,7 +194,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a *+ .b' sample.yml yq '.a *+ .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -224,7 +224,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a *?+ .b' sample.yml yq '.a *?+ .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -251,7 +251,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.a *d .b' sample.yml yq '.a *d .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -331,7 +331,7 @@ b: dog
``` ```
then then
```bash ```bash
yq eval '. * {"a": {"c": .a}}' sample.yml yq '. * {"a": {"c": .a}}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -352,7 +352,7 @@ c:
``` ```
then then
```bash ```bash
yq eval '.c * .b' sample.yml yq '.c * .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -372,7 +372,7 @@ c:
``` ```
then then
```bash ```bash
yq eval '.c * .a' sample.yml yq '.c * .a' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -404,7 +404,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar * .foobarList' sample.yml yq '.foobar * .foobarList' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -426,7 +426,7 @@ b: !goat 3
``` ```
then then
```bash ```bash
yq eval '.a = .a * .b' sample.yml yq '.a = .a * .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -446,7 +446,7 @@ b: !goat
``` ```
then then
```bash ```bash
yq eval '.a = .a * .b' sample.yml yq '.a = .a * .b' sample.yml
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/parent.md
View File

@ -10,7 +10,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.nested | parent' sample.yml yq '.a.nested | parent' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -29,7 +29,7 @@ b:
``` ```
then then
```bash ```bash
yq eval '.. | select(. == "banana") | parent' sample.yml yq '.. | select(. == "banana") | parent' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -44,7 +44,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'parent' sample.yml yq 'parent' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/path.md
View File

@ -12,7 +12,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b | path' sample.yml yq '.a.b | path' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -28,7 +28,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b | path | .[-1]' sample.yml yq '.a.b | path | .[-1]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -44,7 +44,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.[] | select(. == "dog") | path' sample.yml yq '.a.[] | select(. == "dog") | path' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -61,7 +61,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.[] | select(. == "dog") | path | .[-1]' sample.yml yq '.a.[] | select(. == "dog") | path | .[-1]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -78,7 +78,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a[] | select(. == "*og") | [{"path":path, "value":.}]' sample.yml yq '.a[] | select(. == "*og") | [{"path":path, "value":.}]' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/pipe.md
View File

@ -10,7 +10,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a | .b' sample.yml yq '.a | .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -26,7 +26,7 @@ c: same
``` ```
then then
```bash ```bash
yq eval '.a = "cat" | .b = "dog"' sample.yml yq '.a = "cat" | .b = "dog"' sample.yml
``` ```
will output will output
```yaml ```yaml

16
pkg/yqlib/doc/operators/recursive-descent-glob.md
View File

@ -8,7 +8,7 @@ This will, like the `jq` equivalent, recursively match all _value_ nodes. Use it
For instance to set the `style` of all _value_ nodes in a yaml doc, excluding map keys: For instance to set the `style` of all _value_ nodes in a yaml doc, excluding map keys:
```bash ```bash
yq eval '.. style= "flow"' file.yaml yq '.. style= "flow"' file.yaml
``` ```
## match values and map keys form `...` ## match values and map keys form `...`
@ -17,7 +17,7 @@ The also includes map keys in the results set. This is particularly useful in YA
For instance to set the `style` of all nodes in a yaml doc, including the map keys: For instance to set the `style` of all nodes in a yaml doc, including the map keys:
```bash ```bash
yq eval '... style= "flow"' file.yaml yq '... style= "flow"' file.yaml
``` ```
## Recurse map (values only) ## Recurse map (values only)
Given a sample.yml file of: Given a sample.yml file of:
@ -26,7 +26,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval '..' sample.yml yq '..' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -47,7 +47,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '[.. | select(has("name"))]' sample.yml yq '[.. | select(has("name"))]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -70,7 +70,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.. | select(. == "frog")' sample.yml yq '.. | select(. == "frog")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -87,7 +87,7 @@ a: frog
``` ```
then then
```bash ```bash
yq eval '...' sample.yml yq '...' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -105,7 +105,7 @@ b: *cat
``` ```
then then
```bash ```bash
yq eval '[..]' sample.yml yq '[..]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -142,7 +142,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar | [..]' sample.yml yq '.foobar | [..]' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/reduce.md
View File

@ -31,7 +31,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] as $item ireduce (0; . + $item)' sample.yml yq '.[] as $item ireduce (0; . + $item)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -67,7 +67,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] as $item ireduce ({}; .[$item | .name] = ($item | .has) )' sample.yml yq '.[] as $item ireduce ({}; .[$item | .name] = ($item | .has) )' sample.yml
``` ```
will output will output
```yaml ```yaml

14
pkg/yqlib/doc/operators/select.md
View File

@ -11,7 +11,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | select(. == "*at")' sample.yml yq '.[] | select(. == "*at")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -28,7 +28,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | select(. == "go*")' sample.yml yq '.[] | select(. == "go*")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -46,7 +46,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | select(. == "*go*")' sample.yml yq '.[] | select(. == "*go*")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -67,7 +67,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | select(test("[a-zA-Z]+_[0-9]$"))' sample.yml yq '.[] | select(test("[a-zA-Z]+_[0-9]$"))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -84,7 +84,7 @@ horse: dog
``` ```
then then
```bash ```bash
yq eval '.[] | select(. == "cat" or test("og$"))' sample.yml yq '.[] | select(. == "cat" or test("og$"))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -101,7 +101,7 @@ game: poker
``` ```
then then
```bash ```bash
yq eval 'with_entries(select(.key | test("ame$")))' sample.yml yq 'with_entries(select(.key | test("ame$")))' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -121,7 +121,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '(.a.[] | select(. == "cat" or . == "goat")) |= "rabbit"' sample.yml yq '(.a.[] | select(. == "cat" or . == "goat")) |= "rabbit"' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/sort-keys.md
View File

@ -5,11 +5,13 @@ The Sort Keys operator sorts maps by their keys (based on their string value). T
Sort is particularly useful for diffing two different yaml documents: Sort is particularly useful for diffing two different yaml documents:
```bash ```bash
yq eval -i -P 'sort_keys(..)' file1.yml yq -i -P 'sort_keys(..)' file1.yml
yq eval -i -P 'sort_keys(..)' file2.yml yq -i -P 'sort_keys(..)' file2.yml
diff file1.yml file2.yml diff file1.yml file2.yml
``` ```
Note that `yq` does not yet consider anchors when sorting by keys - this may result in invalid yaml documents if your are using merge anchors.
## Sort keys of map ## Sort keys of map
Given a sample.yml file of: Given a sample.yml file of:
```yaml ```yaml
@ -19,7 +21,7 @@ b: bing
``` ```
then then
```bash ```bash
yq eval 'sort_keys(.)' sample.yml yq 'sort_keys(.)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -49,7 +51,7 @@ aParent:
``` ```
then then
```bash ```bash
yq eval 'sort_keys(..)' sample.yml yq 'sort_keys(..)' sample.yml
``` ```
will output will output
```yaml ```yaml

12
pkg/yqlib/doc/operators/sort.md
View File

@ -13,7 +13,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'sort_by(.a)' sample.yml yq 'sort_by(.a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -32,7 +32,7 @@ cool:
``` ```
then then
```bash ```bash
yq eval '.cool |= sort_by(.a)' sample.yml yq '.cool |= sort_by(.a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -54,7 +54,7 @@ cool:
``` ```
then then
```bash ```bash
yq eval '.cool |= sort_by(keys | .[0])' sample.yml yq '.cool |= sort_by(keys | .[0])' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -80,7 +80,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'sort_by(.a)' sample.yml yq 'sort_by(.a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -103,7 +103,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'sort_by(.a)' sample.yml yq 'sort_by(.a)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -125,7 +125,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'sort' sample.yml yq 'sort' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/split-into-documents.md
View File

@ -5,7 +5,7 @@ This operator splits all matches into separate documents
## Split empty ## Split empty
Running Running
```bash ```bash
yq eval --null-input 'splitDoc' yq --null-input 'splitDoc'
``` ```
will output will output
```yaml ```yaml
@ -20,7 +20,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | splitDoc' sample.yml yq '.[] | splitDoc' sample.yml
``` ```
will output will output
```yaml ```yaml

34
pkg/yqlib/doc/operators/string-operators.md
View File

@ -17,13 +17,13 @@ a: |
Using `$( exp )` wont work, as it will trim the trailing new line. Using `$( exp )` wont work, as it will trim the trailing new line.
``` ```
m=$(echo "cat\n") yq e -n '.a = strenv(m)' m=$(echo "cat\n") yq -n '.a = strenv(m)'
a: cat a: cat
``` ```
However, using printf works: However, using printf works:
``` ```
printf -v m "cat\n" ; m="$m" yq e -n '.a = strenv(m)' printf -v m "cat\n" ; m="$m" yq -n '.a = strenv(m)'
a: | a: |
cat cat
``` ```
@ -31,7 +31,7 @@ a: |
As well as having multiline expressions: As well as having multiline expressions:
``` ```
m="cat m="cat
" yq e -n '.a = strenv(m)' " yq -n '.a = strenv(m)'
a: | a: |
cat cat
``` ```
@ -40,7 +40,7 @@ Similarly, if you're trying to set the content from a file, and want a trailing
``` ```
IFS= read -rd '' output < <(cat my_file) IFS= read -rd '' output < <(cat my_file)
output=$output ./yq e '.data.values = strenv(output)' first.yml output=$output ./yq '.data.values = strenv(output)' first.yml
``` ```
## Join strings ## Join strings
@ -54,7 +54,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'join("; ")' sample.yml yq 'join("; ")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -68,7 +68,7 @@ foo bar foo
``` ```
then then
```bash ```bash
yq eval 'match("foo")' sample.yml yq 'match("foo")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -85,7 +85,7 @@ foo bar FOO
``` ```
then then
```bash ```bash
yq eval '[match("(?i)foo"; "g")]' sample.yml yq '[match("(?i)foo"; "g")]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -106,7 +106,7 @@ abc abc
``` ```
then then
```bash ```bash
yq eval '[match("(abc)+"; "g")]' sample.yml yq '[match("(abc)+"; "g")]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -133,7 +133,7 @@ foo bar foo foo foo
``` ```
then then
```bash ```bash
yq eval '[match("foo (?P<bar123>bar)? foo"; "g")]' sample.yml yq '[match("foo (?P<bar123>bar)? foo"; "g")]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -162,7 +162,7 @@ xyzzy-14
``` ```
then then
```bash ```bash
yq eval 'capture("(?P<a>[a-z]+)-(?P<n>[0-9]+)")' sample.yml yq 'capture("(?P<a>[a-z]+)-(?P<n>[0-9]+)")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -177,7 +177,7 @@ cat cat
``` ```
then then
```bash ```bash
yq eval 'match("cat")' sample.yml yq 'match("cat")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -194,7 +194,7 @@ cat cat
``` ```
then then
```bash ```bash
yq eval '[match("cat"; "g")]' sample.yml yq '[match("cat"; "g")]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -218,7 +218,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] | test("at")' sample.yml yq '.[] | test("at")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -236,7 +236,7 @@ a: dogs are great
``` ```
then then
```bash ```bash
yq eval '.a |= sub("dogs", "cats")' sample.yml yq '.a |= sub("dogs", "cats")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -254,7 +254,7 @@ b: heat
``` ```
then then
```bash ```bash
yq eval '.[] |= sub("(a)", "${1}r")' sample.yml yq '.[] |= sub("(a)", "${1}r")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -269,7 +269,7 @@ cat; meow; 1; ; true
``` ```
then then
```bash ```bash
yq eval 'split("; ")' sample.yml yq 'split("; ")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -287,7 +287,7 @@ word
``` ```
then then
```bash ```bash
yq eval 'split("; ")' sample.yml yq 'split("; ")' sample.yml
``` ```
will output will output
```yaml ```yaml

24
pkg/yqlib/doc/operators/style.md
View File

@ -11,7 +11,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b = "new" | .a.b style="double"' sample.yml yq '.a.b = "new" | .a.b style="double"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -29,7 +29,7 @@ a:
``` ```
then then
```bash ```bash
yq eval 'with(.a.b ; . = "new" | . style="double")' sample.yml yq 'with(.a.b ; . = "new" | . style="double")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -48,7 +48,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="tagged"' sample.yml yq '.. style="tagged"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -69,7 +69,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="double"' sample.yml yq '.. style="double"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -89,7 +89,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '... style="double"' sample.yml yq '... style="double"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -109,7 +109,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="single"' sample.yml yq '.. style="single"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -129,7 +129,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="literal"' sample.yml yq '.. style="literal"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -153,7 +153,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="folded"' sample.yml yq '.. style="folded"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -177,7 +177,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '.. style="flow"' sample.yml yq '.. style="flow"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -196,7 +196,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '... style=""' sample.yml yq '... style=""' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -214,7 +214,7 @@ b: double
``` ```
then then
```bash ```bash
yq eval '.[] style |= .' sample.yml yq '.[] style |= .' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -229,7 +229,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.. | style' sample.yml yq '.. | style' sample.yml
``` ```
will output will output
```yaml ```yaml

16
pkg/yqlib/doc/operators/subtract.md
View File

@ -5,7 +5,7 @@ You can use subtract to subtract numbers, as well as removing elements from an a
## Array subtraction ## Array subtraction
Running Running
```bash ```bash
yq eval --null-input '[1,2] - [2,3]' yq --null-input '[1,2] - [2,3]'
``` ```
will output will output
```yaml ```yaml
@ -15,7 +15,7 @@ will output
## Array subtraction with nested array ## Array subtraction with nested array
Running Running
```bash ```bash
yq eval --null-input '[[1], 1, 2] - [[1], 3]' yq --null-input '[[1], 1, 2] - [[1], 3]'
``` ```
will output will output
```yaml ```yaml
@ -34,7 +34,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '. - [{"c": "d", "a": "b"}]' sample.yml yq '. - [{"c": "d", "a": "b"}]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -51,7 +51,7 @@ b: 4.5
``` ```
then then
```bash ```bash
yq eval '.a = .a - .b' sample.yml yq '.a = .a - .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -69,7 +69,7 @@ b: 4.5
``` ```
then then
```bash ```bash
yq eval '.a = .a - .b' sample.yml yq '.a = .a - .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -87,7 +87,7 @@ b: 4
``` ```
then then
```bash ```bash
yq eval '.a = .a - .b' sample.yml yq '.a = .a - .b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -103,7 +103,7 @@ b: 5
``` ```
then then
```bash ```bash
yq eval '.[] -= 1' sample.yml yq '.[] -= 1' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -121,7 +121,7 @@ b: !goat 1
``` ```
then then
```bash ```bash
yq eval '.a -= .b' sample.yml yq '.a -= .b' sample.yml
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/tag.md
View File

@ -13,7 +13,7 @@ f: []
``` ```
then then
```bash ```bash
yq eval '.. | tag' sample.yml yq '.. | tag' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -32,7 +32,7 @@ a: str
``` ```
then then
```bash ```bash
yq eval '.a tag = "!!mikefarah"' sample.yml yq '.a tag = "!!mikefarah"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -49,7 +49,7 @@ e: true
``` ```
then then
```bash ```bash
yq eval '(.. | select(tag == "!!int")) tag= "!!str"' sample.yml yq '(.. | select(tag == "!!int")) tag= "!!str"' sample.yml
``` ```
will output will output
```yaml ```yaml

48
pkg/yqlib/doc/operators/traverse-read.md
View File

@ -10,7 +10,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a' sample.yml yq '.a' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -27,7 +27,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[]' sample.yml yq '.[]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -44,7 +44,7 @@ cat
``` ```
then then
```bash ```bash
yq eval '.[]' sample.yml yq '.[]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -59,7 +59,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.["{}"]' sample.yml yq '.["{}"]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -75,7 +75,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a["key.withdots"]["another.key"]' sample.yml yq '.a["key.withdots"]["another.key"]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -91,7 +91,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.["red rabbit"]' sample.yml yq '.["red rabbit"]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -109,7 +109,7 @@ banana: soft yum
``` ```
then then
```bash ```bash
yq eval '.[.b]' sample.yml yq '.[.b]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -125,7 +125,7 @@ c: banana
``` ```
then then
```bash ```bash
yq eval '.a.b' sample.yml yq '.a.b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -143,7 +143,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.a?' sample.yml yq '.a?' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -158,7 +158,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a."*a*"' sample.yml yq '.a."*a*"' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -175,7 +175,7 @@ b: *cat
``` ```
then then
```bash ```bash
yq eval '.b' sample.yml yq '.b' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -191,7 +191,7 @@ b: *cat
``` ```
then then
```bash ```bash
yq eval '.b[]' sample.yml yq '.b[]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -207,7 +207,7 @@ b: *cat
``` ```
then then
```bash ```bash
yq eval '.b.c' sample.yml yq '.b.c' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -223,7 +223,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[0]' sample.yml yq '.[0]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -237,7 +237,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[1][0]' sample.yml yq '.[1][0]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -251,7 +251,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[2]' sample.yml yq '.[2]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -265,7 +265,7 @@ a: b
``` ```
then then
```bash ```bash
yq eval '.[0]' sample.yml yq '.[0]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -296,7 +296,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar.a' sample.yml yq '.foobar.a' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -327,7 +327,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar.c' sample.yml yq '.foobar.c' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -358,7 +358,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar.thing' sample.yml yq '.foobar.thing' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -389,7 +389,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobar[]' sample.yml yq '.foobar[]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -424,7 +424,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobarList.thing' sample.yml yq '.foobarList.thing' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -455,7 +455,7 @@ foobar:
``` ```
then then
```bash ```bash
yq eval '.foobarList[]' sample.yml yq '.foobarList[]' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -475,7 +475,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a[0, 2]' sample.yml yq '.a[0, 2]' sample.yml
``` ```
will output will output
```yaml ```yaml

4
pkg/yqlib/doc/operators/union.md
View File

@ -5,7 +5,7 @@ This operator is used to combine different results together.
## Combine scalars ## Combine scalars
Running Running
```bash ```bash
yq eval --null-input '1, true, "cat"' yq --null-input '1, true, "cat"'
``` ```
will output will output
```yaml ```yaml
@ -23,7 +23,7 @@ c: fieldC
``` ```
then then
```bash ```bash
yq eval '.a, .c' sample.yml yq '.a, .c' sample.yml
``` ```
will output will output
```yaml ```yaml

8
pkg/yqlib/doc/operators/unique.md
View File

@ -12,7 +12,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'unique' sample.yml yq 'unique' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -33,7 +33,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'unique' sample.yml yq 'unique' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -53,7 +53,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'unique_by(tag)' sample.yml yq 'unique_by(tag)' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -72,7 +72,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval 'unique_by(.name)' sample.yml yq 'unique_by(.name)' sample.yml
``` ```
will output will output
```yaml ```yaml

10
pkg/yqlib/doc/operators/variable-operators.md
View File

@ -11,7 +11,7 @@ a: cat
``` ```
then then
```bash ```bash
yq eval '.a as $foo | $foo' sample.yml yq '.a as $foo | $foo' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -26,7 +26,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.[] as $foo | $foo' sample.yml yq '.[] as $foo | $foo' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -50,7 +50,7 @@ Given a sample.yml file of:
``` ```
then then
```bash ```bash
yq eval '.realnames as $names | .posts[] | {"title":.title, "author": $names[.author]}' sample.yml yq '.realnames as $names | .posts[] | {"title":.title, "author": $names[.author]}' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -68,7 +68,7 @@ b: b_value
``` ```
then then
```bash ```bash
yq eval '.a as $x | .b as $y | .b = $x | .a = $y' sample.yml yq '.a as $x | .b as $y | .b = $x | .a = $y' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -87,7 +87,7 @@ a:
``` ```
then then
```bash ```bash
yq eval '.a.b ref $x | $x = "new" | $x style="double"' sample.yml yq '.a.b ref $x | $x = "new" | $x style="double"' sample.yml
``` ```
will output will output
```yaml ```yaml

6
pkg/yqlib/doc/operators/with.md
View File

@ -11,7 +11,7 @@ a:
``` ```
then then
```bash ```bash
yq eval 'with(.a.deeply.nested; . = "newValue" | . style="single")' sample.yml yq 'with(.a.deeply.nested; . = "newValue" | . style="single")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -30,7 +30,7 @@ a:
``` ```
then then
```bash ```bash
yq eval 'with(.a.deeply; .nested = "newValue" | .other= "newThing")' sample.yml yq 'with(.a.deeply; .nested = "newValue" | .other= "newThing")' sample.yml
``` ```
will output will output
```yaml ```yaml
@ -51,7 +51,7 @@ myArray:
``` ```
then then
```bash ```bash
yq eval 'with(.myArray[]; .b = .a + " yum")' sample.yml yq 'with(.myArray[]; .b = .a + " yum")' sample.yml
``` ```
will output will output
```yaml ```yaml

14
pkg/yqlib/doc/usage/convert.md
View File

@ -13,7 +13,7 @@ Given a sample.json file of:
``` ```
then then
```bash ```bash
yq e -P '.' sample.json yq -P '.' sample.json
``` ```
will output will output
```yaml ```yaml
@ -29,7 +29,7 @@ Given a sample.json file of:
``` ```
then then
```bash ```bash
yq e -P '.' sample.json yq -P '.' sample.json
``` ```
will output will output
```yaml ```yaml
@ -48,7 +48,7 @@ cat: meow
``` ```
then then
```bash ```bash
yq e -o=json '.' sample.yml yq -o=json '.' sample.yml
``` ```
will output will output
```json ```json
@ -64,7 +64,7 @@ cat: meow # this is a comment, and it will be dropped.
``` ```
then then
```bash ```bash
yq e -o=json -I=0 '.' sample.yml yq -o=json -I=0 '.' sample.yml
``` ```
will output will output
```json ```json
@ -78,7 +78,7 @@ cat: meow # this is a comment, and it will be dropped.
``` ```
then then
```bash ```bash
yq e -o=json '.' sample.yml yq -o=json '.' sample.yml
``` ```
will output will output
```json ```json
@ -97,7 +97,7 @@ anotherCat: *ref
``` ```
then then
```bash ```bash
yq e -o=json '.' sample.yml yq -o=json '.' sample.yml
``` ```
will output will output
```json ```json
@ -116,7 +116,7 @@ things: [{stuff: cool}, {whatever: cat}]
``` ```
then then
```bash ```bash
yq e -o=json -I=0 '.things[]' sample.yml yq -o=json -I=0 '.things[]' sample.yml
``` ```
will output will output
```json ```json

24
pkg/yqlib/doc/usage/xml.md
View File

@ -20,7 +20,7 @@ Given a sample.xml file of:
``` ```
then then
```bash ```bash
yq e -p=xml '.' sample.xml yq -p=xml '.' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -44,7 +44,7 @@ Given a sample.xml file of:
``` ```
then then
```bash ```bash
yq e -p=xml ' (.. | select(tag == "!!str")) |= from_yaml' sample.xml yq -p=xml ' (.. | select(tag == "!!str")) |= from_yaml' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -65,7 +65,7 @@ Given a sample.xml file of:
``` ```
then then
```bash ```bash
yq e -p=xml '.' sample.xml yq -p=xml '.' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -86,7 +86,7 @@ Given a sample.xml file of:
``` ```
then then
```bash ```bash
yq e -p=xml '.' sample.xml yq -p=xml '.' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -105,7 +105,7 @@ Given a sample.xml file of:
``` ```
then then
```bash ```bash
yq e -p=xml '.' sample.xml yq -p=xml '.' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -140,7 +140,7 @@ for x --></x>
``` ```
then then
```bash ```bash
yq e -p=xml '.' sample.xml yq -p=xml '.' sample.xml
``` ```
will output will output
```yaml ```yaml
@ -168,7 +168,7 @@ cat: purrs
``` ```
then then
```bash ```bash
yq e -o=xml '.' sample.yml yq -o=xml '.' sample.yml
``` ```
will output will output
```xml ```xml
@ -185,7 +185,7 @@ pets:
``` ```
then then
```bash ```bash
yq e -o=xml '.' sample.yml yq -o=xml '.' sample.yml
``` ```
will output will output
```xml ```xml
@ -207,7 +207,7 @@ cat:
``` ```
then then
```bash ```bash
yq e -o=xml '.' sample.yml yq -o=xml '.' sample.yml
``` ```
will output will output
```xml ```xml
@ -228,7 +228,7 @@ cat:
``` ```
then then
```bash ```bash
yq e -o=xml '.' sample.yml yq -o=xml '.' sample.yml
``` ```
will output will output
```xml ```xml
@ -252,7 +252,7 @@ cat: # inline_cat
``` ```
then then
```bash ```bash
yq e -o=xml '.' sample.yml yq -o=xml '.' sample.yml
``` ```
will output will output
```xml ```xml
@ -288,7 +288,7 @@ for x --></x>
``` ```
then then
```bash ```bash
yq e -p=xml -o=xml '.' sample.xml yq -p=xml -o=xml '.' sample.xml
``` ```
will output will output
```xml ```xml

6
pkg/yqlib/json_test.go
View File

@ -159,7 +159,7 @@ func documentJsonDecodeScenario(t *testing.T, w *bufio.Writer, s formatScenario)
writeOrPanic(w, fmt.Sprintf("```json\n%v\n```\n", s.input)) writeOrPanic(w, fmt.Sprintf("```json\n%v\n```\n", s.input))
writeOrPanic(w, "then\n") writeOrPanic(w, "then\n")
writeOrPanic(w, "```bash\nyq e -P '.' sample.json\n```\n") writeOrPanic(w, "```bash\nyq -P '.' sample.json\n```\n")
writeOrPanic(w, "will output\n") writeOrPanic(w, "will output\n")
var output bytes.Buffer var output bytes.Buffer
@ -208,9 +208,9 @@ func documentJsonEncodeScenario(w *bufio.Writer, s formatScenario) {
} }
if s.indent == 2 { if s.indent == 2 {
writeOrPanic(w, fmt.Sprintf("```bash\nyq e -o=json '%v' sample.yml\n```\n", expression)) writeOrPanic(w, fmt.Sprintf("```bash\nyq -o=json '%v' sample.yml\n```\n", expression))
} else { } else {
writeOrPanic(w, fmt.Sprintf("```bash\nyq e -o=json -I=%v '%v' sample.yml\n```\n", s.indent, expression)) writeOrPanic(w, fmt.Sprintf("```bash\nyq -o=json -I=%v '%v' sample.yml\n```\n", s.indent, expression))
} }
writeOrPanic(w, "will output\n") writeOrPanic(w, "will output\n")

10
pkg/yqlib/operators_test.go
View File

@ -227,7 +227,7 @@ func documentOperatorScenario(t *testing.T, w *bufio.Writer, i interface{}) {
func documentInput(w *bufio.Writer, s expressionScenario) (string, string) { func documentInput(w *bufio.Writer, s expressionScenario) (string, string) {
formattedDoc := "" formattedDoc := ""
formattedDoc2 := "" formattedDoc2 := ""
command := "eval" command := ""
envCommand := "" envCommand := ""
@ -258,19 +258,19 @@ func documentInput(w *bufio.Writer, s expressionScenario) (string, string) {
writeOrPanic(w, "And another sample another.yml file of:\n") writeOrPanic(w, "And another sample another.yml file of:\n")
writeOrPanic(w, fmt.Sprintf("```yaml\n%v```\n", formattedDoc2)) writeOrPanic(w, fmt.Sprintf("```yaml\n%v```\n", formattedDoc2))
files = "sample.yml another.yml" files = "sample.yml another.yml"
command = "eval-all" command = "eval-all "
} }
writeOrPanic(w, "then\n") writeOrPanic(w, "then\n")
if s.expression != "" { if s.expression != "" {
writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v '%v' %v\n```\n", envCommand, command, s.expression, files)) writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v'%v' %v\n```\n", envCommand, command, s.expression, files))
} else { } else {
writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v %v\n```\n", envCommand, command, files)) writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v%v\n```\n", envCommand, command, files))
} }
} else { } else {
writeOrPanic(w, "Running\n") writeOrPanic(w, "Running\n")
writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v --null-input '%v'\n```\n", envCommand, command, s.expression)) writeOrPanic(w, fmt.Sprintf("```bash\n%vyq %v--null-input '%v'\n```\n", envCommand, command, s.expression))
} }
return formattedDoc, formattedDoc2 return formattedDoc, formattedDoc2
} }

6
pkg/yqlib/xml_test.go
View File

@ -369,7 +369,7 @@ func documentXmlDecodeScenario(t *testing.T, w *bufio.Writer, s formatScenario)
if expression == "" { if expression == "" {
expression = "." expression = "."
} }
writeOrPanic(w, fmt.Sprintf("```bash\nyq e -p=xml '%v' sample.xml\n```\n", expression)) writeOrPanic(w, fmt.Sprintf("```bash\nyq -p=xml '%v' sample.xml\n```\n", expression))
writeOrPanic(w, "will output\n") writeOrPanic(w, "will output\n")
var output bytes.Buffer var output bytes.Buffer
@ -398,7 +398,7 @@ func documentXmlEncodeScenario(w *bufio.Writer, s formatScenario) {
writeOrPanic(w, fmt.Sprintf("```yaml\n%v\n```\n", s.input)) writeOrPanic(w, fmt.Sprintf("```yaml\n%v\n```\n", s.input))
writeOrPanic(w, "then\n") writeOrPanic(w, "then\n")
writeOrPanic(w, "```bash\nyq e -o=xml '.' sample.yml\n```\n") writeOrPanic(w, "```bash\nyq -o=xml '.' sample.yml\n```\n")
writeOrPanic(w, "will output\n") writeOrPanic(w, "will output\n")
writeOrPanic(w, fmt.Sprintf("```xml\n%v```\n\n", processXmlScenario(s))) writeOrPanic(w, fmt.Sprintf("```xml\n%v```\n\n", processXmlScenario(s)))
@ -416,7 +416,7 @@ func documentXmlRoundTripScenario(w *bufio.Writer, s formatScenario) {
writeOrPanic(w, fmt.Sprintf("```xml\n%v\n```\n", s.input)) writeOrPanic(w, fmt.Sprintf("```xml\n%v\n```\n", s.input))
writeOrPanic(w, "then\n") writeOrPanic(w, "then\n")
writeOrPanic(w, "```bash\nyq e -p=xml -o=xml '.' sample.xml\n```\n") writeOrPanic(w, "```bash\nyq -p=xml -o=xml '.' sample.xml\n```\n")
writeOrPanic(w, "will output\n") writeOrPanic(w, "will output\n")
writeOrPanic(w, fmt.Sprintf("```xml\n%v```\n\n", processXmlScenario(s))) writeOrPanic(w, fmt.Sprintf("```xml\n%v```\n\n", processXmlScenario(s)))

4
release_notes.txt
View File

@ -1,6 +1,6 @@
4.18.1: 4.18.1:
- `eval` is now the _default_ command, you can leave it out - `eval` is now the _default_ command, you can leave it out #113
- `-` no longer needs to be specified as STDIN, unless you are also working with multiple files. - `-` no longer needs to be specified as STDIN, unless you are also working with multiple files. #113
- Adding to empty maps / arrays now uses idiomatic yaml styling by default - Adding to empty maps / arrays now uses idiomatic yaml styling by default
- Fixed seg fault on bad input #1086 - Fixed seg fault on bad input #1086
- New `envsubst` operator! (thanks @sciyoshi) - New `envsubst` operator! (thanks @sciyoshi)