regex101: 获取导入的模块相对路径

Explanation

Pro

Positive Lookbehind(?<=\W(from|import|require\(|require\.context\(|import\()\s*)

\Wany non-word character

Group 1(from|import|require\(|require\.context\(|import\()

1st Alternativefrom

fromthe literal text from (case sensitive)

2nd Alternativeimport

importthe literal text import (case sensitive)

3rd Alternativerequire\(

requirethe literal text require (case sensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

4th Alternativerequire\.context\(

requirethe literal text require (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

contextthe literal text context (case sensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

5th Alternativeimport\(

importthe literal text import (case sensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\s*any whitespace character, repeated any number of times

Character Class['"`]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

`the literal ` (96₁₀ / 140₈ / 60₁₆)

Group 2((\.+|src)\/.+?)

Group 3(\.+|src)

1st Alternative\.+

\.+the literal . (46₁₀ / 56₈ / 2E₁₆) , repeated at least once

2nd Alternativesrc

srcthe literal text src (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

.+?any character (except for line terminators), repeated at least once

Character Class['"$`]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

`the literal ` (96₁₀ / 140₈ / 60₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Quick Reference

26 tokens

Regular Expression

(?<=\W(from|import|require\(|require\.context\(|import\()\s*)['"`]((\.+|src)\/.+?)['"$`]

import sdf from            './sdf'
from "./hello"
from  "./hello'
import    "./sdsd"
const img = require( `src/sdfsdf${name}.png`)
const img = require( `../../${name}.png`)
const img = require.context( `../../${name}.png`)

import "./sdsd"


import {} from './sdsdsd'

import {} from "../sdsdsd"

// import("./sdfsdf");

import("./sdfsdfsdf");
const foo = import('../sdf');

// require
const images = require(`./sdfsdf${namme}`);
require( './sdfsdf' );
// require.context
require.context("./sdf"

const sdf= await import('./sdfsdf')
const aa = require('./sdfsdf')
const aa = require(`./sdfsdf/${abc}`)
const aa = require('./sdfsdf/')

// export from 
export * from './interface'

import(`./sdf${1}`)
import(`./sdfsdf")

const dfdf = '../sdfsdfsdf'
let fpath = 'src/modules/' + name

Extraction

import sdf from            './sdf'
from "./hello"
from  "./hello'
import    "./sdsd"
const img = require( `src/sdfsdf${name}.png`)
const img = require( `../../${name}.png`)
const img = require.context( `../../${name}.png`)

import "./sdsd"


import {} from './sdsdsd'

import {} from "../sdsdsd"

// import("./sdfsdf");

import("./sdfsdfsdf");
const foo = import('../sdf');

// require
const images = require(`./sdfsdf${namme}`);
require( './sdfsdf' );
// require.context
require.context("./sdf"

const sdf= await import('./sdfsdf')
const aa = require('./sdfsdf')
const aa = require(`./sdfsdf/${abc}`)
const aa = require('./sdfsdf/')

// export from 
export * from './interface'

import(`./sdf${1}`)
import(`./sdfsdf")

const dfdf = '../sdfsdfsdf'
let fpath = 'src/modules/' + name