AST-based validator for Qlarr survey logic expressions — whitelists safe JS constructs for use in conditional logic and skip rules
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Updated
Nov 6, 2026 - JavaScript
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expression-validator
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Expression Validator is an example application which demonstrates validation of json schema condition expressions.
java json maven json-schema visitor-pattern recursive-descent-parser expression-validator notification-pattern
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Updated
Oct 13, 2020 - Java
Zero-dependency AST safe mathematical and boolean expression evaluator and validator preventing arbitrary code execution
parser automation mcp python-standard-library expression-validator security-sandbox formula-engine code-safety agent-skills ast-evaluator safe-math-sandbox
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Updated
Oct 21, 2026 - Python
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