regex101: Convert TypeScript CommonJS Import to ECMAScript Default Import

Pro

^start of line

Group 1([ \t]*)

Character Class[ \t]*

*matches any number of characters from the set below:

the literal (32₁₀ / 40₈ / 20₁₆)

\ta tab character (ASCII 9)

import the literal text import (case sensitive)

Character Class[*]

*the literal * (42₁₀ / 52₈ / 2A₁₆)

as the literal text as (case sensitive)

Group 2(\w+)

\w+any word character, repeated at least once

from the literal text from (case sensitive)

Non-Capturing Group(?:(['])((?:(?:\.)+|[^\n\r'\\]+)+)[']|(["])((?:(?:\.)+|[^\n\r'\\]+)+)["])

1st Alternative(['])((?:(?:\.)+|[^\n\r'\\]+)+)[']

Group 3(['])

Character Class[']

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 4((?:(?:\.)+|[^\n\r'\\]+)+)

Non-Capturing Group(?:(?:\.)+|[^\n\r'\\]+)+

+repeats the group contents below at least once:

1st Alternative(?:\.)+

Non-Capturing Group(?:\.)+

+repeats the group contents below at least once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative[^\n\r'\\]+

Negated Character Class[^\n\r'\\]+

+matches at least one character outside the set below:

\na line-feed (newline) character (ASCII 10)

\ra carriage return (ASCII 13)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Character Class[']

'the literal ' (39₁₀ / 47₈ / 27₁₆)

2nd Alternative(["])((?:(?:\.)+|[^\n\r'\\]+)+)["]

Group 5(["])

Character Class["]

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 6((?:(?:\.)+|[^\n\r'\\]+)+)

Non-Capturing Group(?:(?:\.)+|[^\n\r'\\]+)+

+repeats the group contents below at least once:

1st Alternative(?:\.)+

Non-Capturing Group(?:\.)+

+repeats the group contents below at least once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative[^\n\r'\\]+

Negated Character Class[^\n\r'\\]+

+matches at least one character outside the set below:

\na line-feed (newline) character (ASCII 10)

\ra carriage return (ASCII 13)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Character Class["]

"the literal " (34₁₀ / 42₈ / 22₁₆)

Global pattern flags

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

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

26 tokens

Regular Expression

^([ \t]*)import [*] as (\w+) from (?:(['])((?:(?:\.)+|[^\n\r'\\]+)+)[']|(["])((?:(?:\.)+|[^\n\r'\\]+)+)["])

Regular Expressions 101

Regular Expression

Unit Tests