@slippy-lint/slippy/dist/rules/no-global-imports.js

A simple but powerful linter for Solidity

import { NonterminalKind, TerminalKind } from "@nomicfoundation/slang/cst";
export const NoGlobalImports = {
    name: "no-global-imports",
    recommended: true,
    create: function () {
        return new NoGlobalImportsRule(this.name);
    },
};
class NoGlobalImportsRule {
    constructor(name) {
        this.name = name;
    }
    run({ file }) {
        const diagnostics = [];
        const cursor = file.createTreeCursor();
        while (cursor.goToNextNonterminalWithKind(NonterminalKind.ImportDirective)) {
            const importCursor = cursor.spawn();
            importCursor.goToNextTerminalWithKind(TerminalKind.ImportKeyword);
            const textRange = importCursor.textRange;
            if (!importCursor.goToNextNonterminalWithKind(NonterminalKind.PathImport))
                continue;
            const importPathStringCursor = importCursor.spawn();
            importPathStringCursor.goToNextNonterminalWithKind(NonterminalKind.StringLiteral);
            const importPathString = importPathStringCursor.node
                .unparse()
                .trim()
                .slice(1, -1);
            if (!importCursor.goToNextNonterminalWithKind(NonterminalKind.ImportAlias)) {
                diagnostics.push({
                    sourceId: file.id,
                    rule: this.name,
                    message: `Global import of '${importPathString}'`,
                    line: textRange.start.line,
                    column: textRange.start.column,
                });
            }
        }
        return diagnostics;
    }
}
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