diff options
Diffstat (limited to 'node_modules/braces/lib/compile.js')
-rw-r--r-- | node_modules/braces/lib/compile.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/node_modules/braces/lib/compile.js b/node_modules/braces/lib/compile.js new file mode 100644 index 0000000..3e984a4 --- /dev/null +++ b/node_modules/braces/lib/compile.js @@ -0,0 +1,57 @@ +'use strict'; + +const fill = require('fill-range'); +const utils = require('./utils'); + +const compile = (ast, options = {}) => { + let walk = (node, parent = {}) => { + let invalidBlock = utils.isInvalidBrace(parent); + let invalidNode = node.invalid === true && options.escapeInvalid === true; + let invalid = invalidBlock === true || invalidNode === true; + let prefix = options.escapeInvalid === true ? '\\' : ''; + let output = ''; + + if (node.isOpen === true) { + return prefix + node.value; + } + if (node.isClose === true) { + return prefix + node.value; + } + + if (node.type === 'open') { + return invalid ? (prefix + node.value) : '('; + } + + if (node.type === 'close') { + return invalid ? (prefix + node.value) : ')'; + } + + if (node.type === 'comma') { + return node.prev.type === 'comma' ? '' : (invalid ? node.value : '|'); + } + + if (node.value) { + return node.value; + } + + if (node.nodes && node.ranges > 0) { + let args = utils.reduce(node.nodes); + let range = fill(...args, { ...options, wrap: false, toRegex: true }); + + if (range.length !== 0) { + return args.length > 1 && range.length > 1 ? `(${range})` : range; + } + } + + if (node.nodes) { + for (let child of node.nodes) { + output += walk(child, node); + } + } + return output; + }; + + return walk(ast); +}; + +module.exports = compile; |