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/webpack

Parser

The parser instance takes a String and callback and will return an expression when there's a match.

compiler.parser.plugin("var rewire", function (expr) {
    //if you original module has 'var rewire'
    //you now have a handle on the expresssion object
    return true;
});

program(ast) bailing

General purpose plugin interface for the AST of a code fragment.

statement(statement: Statement) bailing

General purpose plugin interface for the statements of the code fragment.

call <identifier>(expr: Expression) bailing

abc(1) => call abc

a.b.c(1) => call a.b.c

expression <identifier>(expr: Expression) bailing

abc => expression abc

a.b.c => expression a.b.c

expression ?:(expr: Expression) bailing

(abc ? 1 : 2) => expression ?!

Return a boolean value to omit parsing of the wrong path.

typeof <identifier>(expr: Expression) bailing

typeof a.b.c => typeof a.b.c

statement if(statement: Statement) bailing

if(abc) {} => statement if

Return a boolean value to omit parsing of the wrong path.

label <labelname>(statement: Statement) bailing

xyz: abc => label xyz

var <name>(statement: Statement) bailing

var abc, def => var abc + var def

Return false to not add the variable to the known definitions.

evaluate <expression type>(expr: Expression) bailing

Evaluate an expression.

evaluate typeof <identifier>(expr: Expression) bailing

Evaluate the type of an identifier.

evaluate Identifier <identifier>(expr: Expression) bailing

Evaluate a identifier that is a free var.

evaluate defined Identifier <identifier>(expr: Expression) bailing

Evaluate a identifier that is a defined var.

evaluate CallExpression .<property>(expr: Expression) bailing

Evaluate a call to a member function of a successfully evaluated expression.

© JS Foundation and other contributors
Licensed under the Creative Commons Attribution License 4.0.
https://webpack.js.org/api/parser