43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
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#pragma once
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// Step 1878: Constrained projection gate.
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// Closes GR-012: ProjectionGenerator.generate() has no access to EnvironmentSpec,
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// so generators emit code without checking environment constraints. This gate runs
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// validateCapabilities + validateEnvAnnotations before generation and blocks on errors.
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#include "EnvironmentSpec.h"
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#include "ast/ASTNode.h"
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#include <string>
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#include <vector>
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struct ProjectionConstraintResult {
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bool blocked = false;
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std::vector<CapabilityDiagnostic> diagnostics;
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};
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class ConstrainedProjectionGate {
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public:
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// Validate the AST node against the given environment before generation.
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// Returns blocked=true when any "error" severity diagnostic is found.
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// A null env means no constraints — always passes.
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static ProjectionConstraintResult validate(const ASTNode* node,
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const EnvironmentSpec* env) {
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ProjectionConstraintResult result;
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if (!env) return result; // no env = no constraints
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auto capDiags = validateCapabilities(node, env);
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auto annDiags = validateEnvAnnotations(node, env);
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for (const auto& d : capDiags) result.diagnostics.push_back(d);
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for (const auto& d : annDiags) result.diagnostics.push_back(d);
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for (const auto& d : result.diagnostics) {
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if (d.severity == "error") {
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result.blocked = true;
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break;
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}
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}
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return result;
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}
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};
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