@fmvilas/pseudo-yaml-ast
This project is a fork of pseudo-yaml-ast
Parse a YAML string into an object with location properties.
Table of Contents
Install
npm install @fmvilas/pseudo-yaml-ast
Usage
const { yamlAST, loc } = require('pseudo-yaml-ast');
const assert = require('assert');
const ast = yamlAST(`
obj:
arr:
- nums:
- 1
- 2
- 3
strs1:
- '1'
- '2'
- '3'
str: '1'
num: 1
`);
assert.deepEqual(Object.keys(ast), ['obj']);
assert.deepEqual(ast[loc].start.line, 2);
assert.deepEqual(ast[loc].end.line, 14);
assert.deepEqual(Object.keys(ast.obj), ['arr', 'str', 'num']);
assert.deepEqual(ast.obj[loc].start.line, 2);
assert.deepEqual(ast.obj[loc].end.line, 13);
assert.deepEqual(ast.obj.str[loc].start.line, 12);
assert.deepEqual(ast.obj.str[loc].end.line, 12);
assert.deepEqual(ast.obj.num[loc].start.line, 13);
assert.deepEqual(ast.obj.num[loc].end.line, 13);
assert.deepEqual(ast.obj.arr[0][loc].start.line, 4);
assert.deepEqual(ast.obj.arr[0][loc].end.line, 12);
assert.deepEqual(Object.keys(ast.obj.arr[0]), ['nums', 'strs1']);
assert.deepEqual(ast.obj.arr[0].nums[loc].start.line, 4);
assert.deepEqual(ast.obj.arr[0].nums[loc].end.line, 8);
assert.deepEqual(ast.obj.arr[0].strs1[loc].start.line, 8);
assert.deepEqual(ast.obj.arr[0].strs1[loc].end.line, 12);
License
Apache 2.0