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refactor: remove unused lexical regexps

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harttle
2019-02-24 06:26:33 +08:00
parent 3b7351d9a0
commit 542968e133
9 changed files with 30 additions and 232 deletions
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src/parser/lexical.ts
-43
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@@ -5,7 +5,6 @@ export const quoted = new RegExp(`${singleQuoted.source}|${doubleQuoted.source}`
export const quoteBalanced = new RegExp(`(?:${quoted.source}|[^'"])*`)
// basic types
export const integer = /-?\d+/
export const number = /[+-]?(?:\d+\.?\d*|\.?\d+)/
export const bool = /true|false/
@@ -28,20 +27,10 @@ export const hashCapture = new RegExp(`(${identifier.source})\\s*:\\s*(${value.s
// full match
export const tagLine = new RegExp(`^\\s*(${identifier.source})\\s*([\\s\\S]*?)\\s*$`)
export const literalLine = new RegExp(`^${literal.source}$`, 'i')
export const variableLine = new RegExp(`^${variable.source}$`)
export const numberLine = new RegExp(`^${number.source}$`)
export const boolLine = new RegExp(`^${bool.source}$`, 'i')
export const quotedLine = new RegExp(`^${quoted.source}$`)
export const rangeLine = new RegExp(`^${rangeCapture.source}$`)
export const integerLine = new RegExp(`^${integer.source}$`)
// filter related
export const valueDeclaration = new RegExp(`(?:${identifier.source}\\s*:\\s*)?${value.source}`)
export const valueList = new RegExp(`${valueDeclaration.source}(\\s*,\\s*${valueDeclaration.source})*`)
export const filter = new RegExp(`${identifier.source}(?:\\s*:\\s*${valueList.source})?`, 'g')
export const filterCapture = new RegExp(`(${identifier.source})(?:\\s*:\\s*(${valueList.source}))?`)
export const filterLine = new RegExp(`^${filterCapture.source}$`)
export const operators = [
/\s+or\s+/,
@@ -49,38 +38,6 @@ export const operators = [
/==|!=|<=|>=|<|>|\s+contains\s+/
]
export function isInteger (str: string) {
return integerLine.test(str)
}
export function isLiteral (str: string) {
return literalLine.test(str)
}
export function isRange (str: string) {
return rangeLine.test(str)
}
export function isVariable (str: string) {
return variableLine.test(str)
}
export function matchValue (str: string) {
return value.exec(str)
}
export function parseLiteral (str: string) {
let res = str.match(numberLine)
if (res) {
return Number(str)
}
res = str.match(boolLine)
if (res) {
return str.toLowerCase() === 'true'
}
res = str.match(quotedLine)
if (res) {
return str.slice(1, -1)
}
throw new TypeError(`cannot parse '${str}' as literal`)
}