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Adding delete command documentation

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Mike Farah
2018-05-07 16:06:33 +10:00
parent 6053c8c136
commit 3a4d62d820
13 changed files with 771 additions and 10 deletions
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docs/search/search_index.json
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@@ -95,6 +95,36 @@
"text": "When specifying a key that has a dot use key lookup indicator. b:\n foo.bar: 7 yaml r sample.yaml 'b[foo.bar]' yaml w sample.yaml 'b[foo.bar]' 9 Any valid yaml key can be specified as part of a key lookup. Note that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Keys with dots"
},
{
"location": "/delete/",
"text": "yq d <yaml_file|json_file> <path_to_delete>\n\n\n\n\nThis command can take a json file as input too, and will output yaml unless specified to export as json (-j)\n\n\nTo Stdout\n\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n apples: green\n\n\n\n\nthen\n\n\nyq d sample.yaml b.c\n\n\n\n\nwill output:\n\n\nb:\n apples: green\n\n\n\n\nFrom STDIN\n\u00b6\n\n\ncat sample.yaml | yq d - b.c\n\n\n\n\nDeleting array elements\n\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: \n - 1\n - 2\n - 3\n\n\n\n\nthen\n\n\nyq d sample.yaml 'b.c[1]'\n\n\n\n\nwill output:\n\n\nb:\n c:\n - 1\n - 3\n\n\n\n\nDeleting nodes in-place\n\u00b6\n\n\nGiven a sample.yaml file of:\n\n\nb:\n c: 2\n apples: green\n\n\n\n\nthen\n\n\nyq d -i sample.yaml b.c\n\n\n\n\nwill update the sample.yaml file so that the 'c' node is deleted\n\n\nKeys with dots\n\u00b6\n\n\nWhen specifying a key that has a dot use key lookup indicator.\n\n\nb:\n foo.bar: 7\n\n\n\n\nyaml r sample.yaml 'b[foo.bar]'\n\n\n\n\nyaml w sample.yaml 'b[foo.bar]' 9\n\n\n\n\nAny valid yaml key can be specified as part of a key lookup.\n\n\nNote that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Delete"
},
{
"location": "/delete/#to-stdout",
"text": "Given a sample.yaml file of: b:\n c: 2\n apples: green then yq d sample.yaml b.c will output: b:\n apples: green",
"title": "To Stdout"
},
{
"location": "/delete/#from-stdin",
"text": "cat sample.yaml | yq d - b.c",
"title": "From STDIN"
},
{
"location": "/delete/#deleting-array-elements",
"text": "Given a sample.yaml file of: b:\n c: \n - 1\n - 2\n - 3 then yq d sample.yaml 'b.c[1]' will output: b:\n c:\n - 1\n - 3",
"title": "Deleting array elements"
},
{
"location": "/delete/#deleting-nodes-in-place",
"text": "Given a sample.yaml file of: b:\n c: 2\n apples: green then yq d -i sample.yaml b.c will update the sample.yaml file so that the 'c' node is deleted",
"title": "Deleting nodes in-place"
},
{
"location": "/delete/#keys-with-dots",
"text": "When specifying a key that has a dot use key lookup indicator. b:\n foo.bar: 7 yaml r sample.yaml 'b[foo.bar]' yaml w sample.yaml 'b[foo.bar]' 9 Any valid yaml key can be specified as part of a key lookup. Note that the path is in quotes to avoid the square brackets being interpreted by your shell.",
"title": "Keys with dots"
},
{
"location": "/create/",
"text": "Yaml files can be created using the 'new' command. This works in the same way as the write command, but you don't pass in an existing Yaml file.\n\n\nyq n <path> <new value>\n\n\n\n\nCreating a simple yaml file\n\u00b6\n\n\nyq n b.c cat\n\n\n\n\nwill output:\n\n\nb:\n c: cat\n\n\n\n\nCreating using a create script\n\u00b6\n\n\nCreate scripts follow the same format as the update scripts.\n\n\nGiven a script create_instructions.yaml of:\n\n\nb.c: 3\nb.e[0].name: Howdy Partner\n\n\n\n\nthen\n\n\nyq n -s create_instructions.yaml\n\n\n\n\nwill output:\n\n\nb:\n c: 3\n e:\n - name: Howdy Partner\n\n\n\n\nYou can also pipe the instructions in:\n\n\ncat create_instructions.yaml | yq n -s -\n\n\n\n\nKeys with dots\n\u00b6\n\n\nWhen specifying a key that has a dot use key lookup indicator.\n\n\nb:\n foo.bar: 7\n\n\n\n\nyaml r sample.yaml 'b[foo.bar]'\n\n\n\n\nyaml w sample.yaml 'b[foo.bar]' 9\n\n\n\n\nAny valid yaml key can be specified as part of a key lookup.\n\n\nNote that the path is in quotes to avoid the square brackets being interpreted by your shell.",