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Can Import templates in templates

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nicco 2018-01-21 23:01:40 +01:00
parent f43c0695c1
commit 02d3f2bd53
1 changed files with 49 additions and 15 deletions
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64
parser.ts
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@ -1,19 +1,50 @@
import { re, error } from "./options"; import { re, error } from "./options";
import { readFile } from "./util";
import * as path from 'path'
import { options } from './options'
function getFromData(data: any, name: string): string { function getFromData(data: any, name: string): string {
let ret: any = data
for (let i of name.trim().split('.')) { name = name.trim()
const array = i.match(/\[\w+\]/)
if (array === null) // If not matches the valid pattern of a getter, return empty string
ret = ret[i] const valid: boolean = /^[A-z]\w*(\.[A-z]\w*|\[\d+\]|\[('|")\w+\2\]|\[[A-z]\w*\])*$/.test(name)
else { if (!valid)
const index: string = array[0].slice(1, -1) return ''
const num_index: number = parseInt(index[0])
ret = ret[i.substr(0, array.index)] name = name.replace(/('|")/g, '')
ret = num_index === NaN ? ret[index] : ret[num_index] name = name.replace(/\[(\w+)\]/g, '.$1')
for (const i of name.split('.'))
data = data[i]
return String(data)
}
function replaceBetween(start: number, end: number, str: string, replace: string): string {
return str.substring(0, start) + replace + str.substring(end)
}
export async function insertImports(html: string, depth = 0): Promise<string> {
if (depth > options.max_recursion)
throw new Error('Maximal recursion in include statement')
const begin = re.begin + re.incude
const ending = re.ending
const exp = new RegExp(`${begin}.*?${ending}`, 'g')
const includes = html.match(exp)
if (includes !== null)
for (const i of includes) {
const template_name = i.slice(begin.length, -ending.length).trim()
const file = await readFile(path.join(options.template_dir, `${template_name}.${options.template_ext}`))
const render = await insertImports(file, ++depth)
html = html.replace(i, render)
} }
}
return ret return html
} }
export function addParts(data: any, parts: (((data: any) => string) | string)[]): string { export function addParts(data: any, parts: (((data: any) => string) | string)[]): string {
@ -31,9 +62,12 @@ export function removeComments(html: string): string {
export function replaceVars(html: string): (((data: any) => string) | string)[] { export function replaceVars(html: string): (((data: any) => string) | string)[] {
const begin = new RegExp(re.begin)
const ending = new RegExp(re.ending)
const ret: (((data: any) => string) | string)[] = [] const ret: (((data: any) => string) | string)[] = []
let i = html.match(/{{/) // Starting char let i = html.match(begin) // Starting char
while (i !== null) { while (i !== null) {
if (i.index === undefined) if (i.index === undefined)
throw new Error(error.parse) throw new Error(error.parse)
@ -44,7 +78,7 @@ export function replaceVars(html: string): (((data: any) => string) | string)[]
html = html.slice(i.index + i[0].length) html = html.slice(i.index + i[0].length)
// Get closing tag // Get closing tag
const j = html.match(/}}/) const j = html.match(ending)
if (j === null || j.index === undefined) if (j === null || j.index === undefined)
throw new Error(error.parse) throw new Error(error.parse)
@ -56,7 +90,7 @@ export function replaceVars(html: string): (((data: any) => string) | string)[]
html = html.slice(j.index + j[0].length) html = html.slice(j.index + j[0].length)
i = html.match(/{{/) // Starting char i = html.match(begin) // Starting char
} }
ret.push(html) ret.push(html)