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fixInvalidImportSyntax.ts
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129 lines (118 loc) · 5.5 KB
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import {
createCodeFixActionWithoutFixAll,
registerCodeFix,
} from "../_namespaces/ts.codefix.js";
import {
addRange,
CallExpression,
CodeFixAction,
CodeFixContext,
Diagnostics,
factory,
findAncestor,
getEmitModuleKind,
getNamespaceDeclarationNode,
getQuotePreference,
getSourceFileOfNode,
getTokenAtPosition,
ImportDeclaration,
isExpression,
isImportCall,
isNamedDeclaration,
isTransientSymbol,
makeImport,
ModuleKind,
NamespaceImport,
NewExpression,
Node,
SourceFile,
SyntaxKind,
textChanges,
} from "../_namespaces/ts.js";
const fixName = "invalidImportSyntax";
function getCodeFixesForImportDeclaration(context: CodeFixContext, node: ImportDeclaration): CodeFixAction[] {
const sourceFile = getSourceFileOfNode(node);
const namespace = getNamespaceDeclarationNode(node) as NamespaceImport;
const opts = context.program.getCompilerOptions();
const variations: CodeFixAction[] = [];
// import Bluebird from "bluebird";
variations.push(createAction(context, sourceFile, node, makeImport(namespace.name, /*namedImports*/ undefined, node.moduleSpecifier, getQuotePreference(sourceFile, context.preferences))));
if (getEmitModuleKind(opts) === ModuleKind.CommonJS) {
// import Bluebird = require("bluebird");
variations.push(createAction(
context,
sourceFile,
node,
factory.createImportEqualsDeclaration(
/*modifiers*/ undefined,
/*isTypeOnly*/ false,
namespace.name,
factory.createExternalModuleReference(node.moduleSpecifier),
),
));
}
return variations;
}
function createAction(context: CodeFixContext, sourceFile: SourceFile, node: Node, replacement: Node): CodeFixAction {
const changes = textChanges.ChangeTracker.with(context, t => t.replaceNode(sourceFile, node, replacement));
return createCodeFixActionWithoutFixAll(fixName, changes, [Diagnostics.Replace_import_with_0, changes[0].textChanges[0].newText]);
}
registerCodeFix({
errorCodes: [
Diagnostics.This_expression_is_not_callable.code,
Diagnostics.This_expression_is_not_constructable.code,
],
getCodeActions: getActionsForUsageOfInvalidImport,
});
function getActionsForUsageOfInvalidImport(context: CodeFixContext): CodeFixAction[] | undefined {
const sourceFile = context.sourceFile;
const targetKind = Diagnostics.This_expression_is_not_callable.code === context.errorCode ? SyntaxKind.CallExpression : SyntaxKind.NewExpression;
const node = findAncestor(getTokenAtPosition(sourceFile, context.span.start), a => a.kind === targetKind) as CallExpression | NewExpression;
if (!node) {
return [];
}
const expr = node.expression;
return getImportCodeFixesForExpression(context, expr);
}
registerCodeFix({
errorCodes: [
// The following error codes cover pretty much all assignability errors that could involve an expression
Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1.code,
Diagnostics.Type_0_does_not_satisfy_the_constraint_1.code,
Diagnostics.Type_0_is_not_assignable_to_type_1.code,
Diagnostics.Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated.code,
Diagnostics.Type_predicate_0_is_not_assignable_to_1.code,
Diagnostics.Property_0_of_type_1_is_not_assignable_to_2_index_type_3.code,
Diagnostics._0_index_type_1_is_not_assignable_to_2_index_type_3.code,
Diagnostics.Property_0_in_type_1_is_not_assignable_to_the_same_property_in_base_type_2.code,
Diagnostics.Property_0_in_type_1_is_not_assignable_to_type_2.code,
Diagnostics.Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property.code,
Diagnostics.The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1.code,
],
getCodeActions: getActionsForInvalidImportLocation,
});
function getActionsForInvalidImportLocation(context: CodeFixContext): CodeFixAction[] | undefined {
const sourceFile = context.sourceFile;
const node = findAncestor(getTokenAtPosition(sourceFile, context.span.start), a => a.getStart() === context.span.start && a.getEnd() === (context.span.start + context.span.length));
if (!node) {
return [];
}
return getImportCodeFixesForExpression(context, node);
}
function getImportCodeFixesForExpression(context: CodeFixContext, expr: Node): CodeFixAction[] | undefined {
const type = context.program.getTypeChecker().getTypeAtLocation(expr);
if (!(type.symbol && isTransientSymbol(type.symbol) && type.symbol.links.originatingImport)) {
return [];
}
const fixes: CodeFixAction[] = [];
const relatedImport = type.symbol.links.originatingImport;
if (!isImportCall(relatedImport)) {
addRange(fixes, getCodeFixesForImportDeclaration(context, relatedImport));
}
if (isExpression(expr) && !(isNamedDeclaration(expr.parent) && expr.parent.name === expr)) {
const sourceFile = context.sourceFile;
const changes = textChanges.ChangeTracker.with(context, t => t.replaceNode(sourceFile, expr, factory.createPropertyAccessExpression(expr, "default"), {}));
fixes.push(createCodeFixActionWithoutFixAll(fixName, changes, Diagnostics.Use_synthetic_default_member));
}
return fixes;
}