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(wip) regex match op

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Mike Farah
2021-07-09 14:58:31 +10:00
parent cae3d95fdc
commit cc7ea83506
7 changed files with 238 additions and 102 deletions
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pkg/yqlib/operator_strings_test.go
+67 -43
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@@ -5,61 +5,85 @@ import (
)
var stringsOperatorScenarios = []expressionScenario{
// {
// description: "Join strings",
// document: `[cat, meow, 1, null, true]`,
// expression: `join("; ")`,
// expected: []string{
// "D0, P[], (!!str)::cat; meow; 1; ; true\n",
// },
// },
{
description: "Join strings",
document: `[cat, meow, 1, null, true]`,
expression: `join("; ")`,
description: "Match string",
document: `cat`,
expression: `match("at")`,
expected: []string{
"D0, P[], (!!str)::cat; meow; 1; ; true\n",
"D0, P[], ()::string: at\noffset: 1\nlength: 2\ncaptures: []\n",
},
},
{
description: "Substitute / Replace string",
subdescription: "This uses golang regex, described [here](https://github.com/google/re2/wiki/Syntax)\nNote the use of `|=` to run in context of the current string value.",
document: `a: dogs are great`,
expression: `.a |= sub("dogs", "cats")`,
description: "Match string, case insensitive",
document: `cAt`,
expression: `match("(?i)at")`,
expected: []string{
"D0, P[], (doc)::a: cats are great\n",
"D0, P[], ()::string: At\noffset: 1\nlength: 2\ncaptures: []\n",
},
},
{
description: "Substitute / Replace string with regex",
subdescription: "This uses golang regex, described [here](https://github.com/google/re2/wiki/Syntax)\nNote the use of `|=` to run in context of the current string value.",
document: "a: cat\nb: heat",
expression: `.[] |= sub("(a)", "${1}r")`,
description: "Match with capture groups",
document: `a cat`,
expression: `match("c(.t)")`,
expected: []string{
"D0, P[], (doc)::a: cart\nb: heart\n",
"D0, P[], ()::string: cat\noffset: 2\nlength: 3\ncaptures:\n - string: at\n offset: 3\n length: 2\n",
},
},
{
description: "Split strings",
document: `"cat; meow; 1; ; true"`,
expression: `split("; ")`,
expected: []string{
"D0, P[], (!!seq)::- cat\n- meow\n- \"1\"\n- \"\"\n- \"true\"\n",
},
},
{
description: "Split strings one match",
document: `"word"`,
expression: `split("; ")`,
expected: []string{
"D0, P[], (!!seq)::- word\n",
},
},
{
skipDoc: true,
document: `""`,
expression: `split("; ")`,
expected: []string{
"D0, P[], (!!seq)::[]\n", // dont actually want this, just not to error
},
},
{
skipDoc: true,
expression: `split("; ")`,
expected: []string{},
},
// {
// description: "Substitute / Replace string",
// subdescription: "This uses golang regex, described [here](https://github.com/google/re2/wiki/Syntax)\nNote the use of `|=` to run in context of the current string value.",
// document: `a: dogs are great`,
// expression: `.a |= sub("dogs", "cats")`,
// expected: []string{
// "D0, P[], (doc)::a: cats are great\n",
// },
// },
// {
// description: "Substitute / Replace string with regex",
// subdescription: "This uses golang regex, described [here](https://github.com/google/re2/wiki/Syntax)\nNote the use of `|=` to run in context of the current string value.",
// document: "a: cat\nb: heat",
// expression: `.[] |= sub("(a)", "${1}r")`,
// expected: []string{
// "D0, P[], (doc)::a: cart\nb: heart\n",
// },
// },
// {
// description: "Split strings",
// document: `"cat; meow; 1; ; true"`,
// expression: `split("; ")`,
// expected: []string{
// "D0, P[], (!!seq)::- cat\n- meow\n- \"1\"\n- \"\"\n- \"true\"\n",
// },
// },
// {
// description: "Split strings one match",
// document: `"word"`,
// expression: `split("; ")`,
// expected: []string{
// "D0, P[], (!!seq)::- word\n",
// },
// },
// {
// skipDoc: true,
// document: `""`,
// expression: `split("; ")`,
// expected: []string{
// "D0, P[], (!!seq)::[]\n", // dont actually want this, just not to error
// },
// },
// {
// skipDoc: true,
// expression: `split("; ")`,
// expected: []string{},
// },
}
func TestStringsOperatorScenarios(t *testing.T) {