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Extract out reading of write commands

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This commit is contained in:
Mike Farah 2018-06-13 09:13:58 +10:00
parent ab852ceafa
commit f340db5795
1 changed files with 17 additions and 16 deletions
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33
yq.go
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@ -88,7 +88,7 @@ func createReadCmd() *cobra.Command {
yq read things.yaml a.b.c
yq r - a.b.c (reads from stdin)
yq r things.yaml a.*.c
yq r things.yaml a.array[0].blah
yq r -d1 things.yaml a.array[0].blah
yq r things.yaml a.array[*].blah
`,
Long: "Outputs the value of the given path in the yaml file to STDOUT",
@ -297,16 +297,9 @@ func newProperty(cmd *cobra.Command, args []string) error {
}
func newYaml(args []string) (interface{}, error) {
var writeCommands yaml.MapSlice
if writeScript != "" {
if err := readData(writeScript, 0, &writeCommands); err != nil {
return nil, err
}
} else if len(args) < 2 {
return nil, errors.New("Must provide <path_to_update> <value>")
} else {
writeCommands = make(yaml.MapSlice, 1)
writeCommands[0] = yaml.MapItem{Key: args[0], Value: parseValue(args[1])}
var writeCommands, writeCommandsError = readWriteCommands(args, 2, "Must provide <path_to_update> <value>")
if writeCommandsError != nil {
return nil, writeCommandsError
}
var parsedData yaml.MapSlice
@ -424,20 +417,28 @@ func updateParsedData(parsedData yaml.MapSlice, writeCommands yaml.MapSlice, pre
return parsedData, nil
}
func updateYaml(args []string) (interface{}, error) {
func readWriteCommands(args []string, expectedArgs int, badArgsMessage string) (yaml.MapSlice, error) {
var writeCommands yaml.MapSlice
var prependCommand = ""
if writeScript != "" {
if err := readData(writeScript, 0, &writeCommands); err != nil {
return nil, err
}
} else if len(args) < 3 {
return nil, errors.New("Must provide <filename> <path_to_update> <value>")
} else if len(args) < expectedArgs {
return nil, errors.New(badArgsMessage)
} else {
writeCommands = make(yaml.MapSlice, 1)
writeCommands[0] = yaml.MapItem{Key: args[1], Value: parseValue(args[2])}
writeCommands[0] = yaml.MapItem{Key: args[expectedArgs-2], Value: parseValue(args[expectedArgs-1])}
}
return writeCommands, nil
}
func updateYaml(args []string) (interface{}, error) {
var writeCommands, writeCommandsError = readWriteCommands(args, 3, "Must provide <filename> <path_to_update> <value>")
if writeCommandsError != nil {
return nil, writeCommandsError
}
var prependCommand = ""
var parsedData yaml.MapSlice
if err := readData(args[0], 0, &parsedData); err != nil {
var generalData interface{}