com.google.javascript.jscomp.deps

Class ModuleLoader

java.lang.Object

com.google.javascript.jscomp.deps.ModuleLoader

public final class ModuleLoader
extends java.lang.Object

Provides compile-time locate semantics for ES6 and CommonJS modules.

See Also:

"https://tc39.github.io/ecma262/#sec-module-semantics", "http://wiki.commonjs.org/wiki/Modules/1.1"

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ModuleLoader.ModulePath A path to a module.
static class	ModuleLoader.PathResolver An enum indicating whether to absolutize paths.
static class	ModuleLoader.ResolutionMode An enum used to specify what algorithm to use to locate non path-based modules

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DEFAULT_FILENAME_PREFIX The default module root, the current directory.
static ModuleLoader	EMPTY A trivial module loader with no roots.
static DiagnosticType	INVALID_MODULE_PATH
static DiagnosticType	LOAD_WARNING
static DiagnosticType	MODULE_CONFLICT
static java.lang.String	MODULE_SLASH According to the spec, the forward slash should be the delimiter on all platforms.

Constructor Summary

Constructors

Constructor and Description
ModuleLoader(ErrorHandler errorHandler, java.lang.Iterable<java.lang.String> moduleRoots, java.lang.Iterable<? extends DependencyInfo> inputs, ModuleLoader.PathResolver pathResolver, ModuleLoader.ResolutionMode resolutionMode)
ModuleLoader(ErrorHandler errorHandler, java.lang.Iterable<java.lang.String> moduleRoots, java.lang.Iterable<? extends DependencyInfo> inputs, ModuleLoader.PathResolver pathResolver, ModuleLoader.ResolutionMode resolutionMode, java.util.Map<java.lang.String,java.lang.String> packageJsonMainEntries) Creates an instance of the module loader which can be used to locate ES6 and CommonJS modules.
ModuleLoader(ErrorHandler errorHandler, java.lang.Iterable<java.lang.String> moduleRoots, java.lang.Iterable<? extends DependencyInfo> inputs, ModuleLoader.ResolutionMode resolutionMode)

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,java.lang.String>	getPackageJsonMainEntries()
static boolean	isAbsoluteIdentifier(java.lang.String name) Whether this is absolute to the compilation.
static boolean	isAmbiguousIdentifier(java.lang.String name) Whether this is neither absolute or relative.
static boolean	isPathIdentifier(java.lang.String name) Whether name is a path-based identifier (has a '/' character)
static boolean	isRelativeIdentifier(java.lang.String name) Whether this is relative to the current file, or a top-level identifier.
ModuleLoader.ModulePath	resolve(java.lang.String path) Resolves a path into a ModuleLoader.ModulePath.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MODULE_CONFLICT

public static final DiagnosticType MODULE_CONFLICT

MODULE_SLASH

public static final java.lang.String MODULE_SLASH

According to the spec, the forward slash should be the delimiter on all platforms.

See Also:

Constant Field Values

DEFAULT_FILENAME_PREFIX

public static final java.lang.String DEFAULT_FILENAME_PREFIX

The default module root, the current directory.

See Also:

Constant Field Values

LOAD_WARNING

public static final DiagnosticType LOAD_WARNING

INVALID_MODULE_PATH

public static final DiagnosticType INVALID_MODULE_PATH

EMPTY

public static final ModuleLoader EMPTY

A trivial module loader with no roots.

Constructor Detail

ModuleLoader

public ModuleLoader(@Nullable
                    ErrorHandler errorHandler,
                    java.lang.Iterable<java.lang.String> moduleRoots,
                    java.lang.Iterable<? extends DependencyInfo> inputs,
                    ModuleLoader.PathResolver pathResolver,
                    ModuleLoader.ResolutionMode resolutionMode,
                    java.util.Map<java.lang.String,java.lang.String> packageJsonMainEntries)

Creates an instance of the module loader which can be used to locate ES6 and CommonJS modules.

Parameters:

inputs - All inputs to the compilation process.

ModuleLoader

public ModuleLoader(@Nullable
                    ErrorHandler errorHandler,
                    java.lang.Iterable<java.lang.String> moduleRoots,
                    java.lang.Iterable<? extends DependencyInfo> inputs,
                    ModuleLoader.ResolutionMode resolutionMode)

ModuleLoader

public ModuleLoader(@Nullable
                    ErrorHandler errorHandler,
                    java.lang.Iterable<java.lang.String> moduleRoots,
                    java.lang.Iterable<? extends DependencyInfo> inputs,
                    ModuleLoader.PathResolver pathResolver,
                    ModuleLoader.ResolutionMode resolutionMode)

Method Detail

getPackageJsonMainEntries

public java.util.Map<java.lang.String,java.lang.String> getPackageJsonMainEntries()

resolve

public ModuleLoader.ModulePath resolve(java.lang.String path)

Resolves a path into a ModuleLoader.ModulePath.

isRelativeIdentifier

public static boolean isRelativeIdentifier(java.lang.String name)

Whether this is relative to the current file, or a top-level identifier.

isAbsoluteIdentifier

public static boolean isAbsoluteIdentifier(java.lang.String name)

Whether this is absolute to the compilation.

isAmbiguousIdentifier

public static boolean isAmbiguousIdentifier(java.lang.String name)

Whether this is neither absolute or relative.

isPathIdentifier

public static boolean isPathIdentifier(java.lang.String name)

Whether name is a path-based identifier (has a '/' character)