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5d2e4a380c
As pointed out in https://github.com/apple/swift/pull/70136#discussion_r1411417454 the substitution name does not make sense because we are compiling C code, not C++. This should not introduce any behavioural changes.
79 lines
3.9 KiB
Swift
79 lines
3.9 KiB
Swift
// REQUIRES: swift_swift_parser
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// RUN: %empty-directory(%t)
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// RUN: split-file %s %t
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// RUN: %swift-build-c-plugin -o %t/mock-plugin %t/plugin.c
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// RUN: env SWIFT_DUMP_PLUGIN_MESSAGING=1 %swift-target-frontend \
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// RUN: -typecheck -verify \
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// RUN: -swift-version 5 \
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// RUN: -load-plugin-executable %t/mock-plugin#TestPlugin \
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// RUN: -module-name MyApp \
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// RUN: %t/test.swift \
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// RUN: > %t/macro-expansions.txt 2>&1
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// RUN: %FileCheck -strict-whitespace %s < %t/macro-expansions.txt
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// RUN: not %swift-target-frontend \
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// RUN: -typecheck \
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// RUN: -swift-version 5 \
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// RUN: -load-plugin-executable %t/mock-plugin#TestPlugin \
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// RUN: -Rmacro-loading \
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// RUN: -module-name MyApp \
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// RUN: %t/test.swift \
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// RUN: > %t/macro-loading.txt 2>&1
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// RUN: %FileCheck -check-prefix=DIAGS %s < %t/macro-loading.txt
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// DIAGS: loaded macro implementation module 'TestPlugin' from executable
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// CHECK: ->(plugin:[[#PID:]]) {"getCapability":{"capability":{"protocolVersion":[[#PROTOCOL_VERSION:]]}}}
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// CHECK: <-(plugin:[[#PID]]) {"getCapabilityResult":{"capability":{"protocolVersion":1}}}
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// CHECK: ->(plugin:[[#PID]]) {"expandFreestandingMacro":{"discriminator":"$s{{.+}}","macro":{"moduleName":"TestPlugin","name":"testString","typeName":"TestStringMacro"},"macroRole":"expression","syntax":{"kind":"expression","location":{"column":19,"fileID":"MyApp/test.swift","fileName":"{{.+}}test.swift","line":5,"offset":301},"source":"#testString(123)"}}}
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// CHECK: <-(plugin:[[#PID]]) {"expandFreestandingMacroResult":{"diagnostics":[],"expandedSource":"\"123\"\n + \"foo \""}}
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// CHECK: ->(plugin:[[#PID]]) {"expandFreestandingMacro":{"discriminator":"$s{{.+}}","macro":{"moduleName":"TestPlugin","name":"testStringWithError","typeName":"TestStringWithErrorMacro"},"macroRole":"expression","syntax":{"kind":"expression","location":{"column":19,"fileID":"MyApp/test.swift","fileName":"{{.+}}test.swift","line":6,"offset":336},"source":"#testStringWithError(321)"}}}
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// CHECK: <-(plugin:[[#PID]]) {"expandFreestandingMacroResult":{"diagnostics":[{"fixIts":[],"highlights":[],"message":"message from plugin","notes":[],"position":{"fileName":"{{.*}}test.swift","offset":336},"severity":"error"}],"expandedSource":"\"bar\""}}
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//--- test.swift
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@freestanding(expression) macro testString(_: Any) -> String = #externalMacro(module: "TestPlugin", type: "TestStringMacro")
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@freestanding(expression) macro testStringWithError(_: Any) -> String = #externalMacro(module: "TestPlugin", type: "TestStringWithErrorMacro")
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func test() {
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let _: String = #testString(123)
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let _: String = #testStringWithError(321)
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// expected-error @-1 {{message from plugin}}
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}
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//--- plugin.c
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#include "swift-c/MockPlugin/MockPlugin.h"
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MOCK_PLUGIN([
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{
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"expect": {"getCapability": {}},
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"response": {"getCapabilityResult": {"capability": {"protocolVersion": 1}}}
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},
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{
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"expect": {"expandFreestandingMacro": {
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"macro": {"moduleName": "TestPlugin", "typeName": "TestStringMacro"},
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"syntax": {"kind": "expression", "source": "#testString(123)"}}},
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"response": {"expandFreestandingMacroResult": {"expandedSource": "\"123\"\n + \"foo \"", "diagnostics": []}}
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},
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{
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"expect": {"expandFreestandingMacro": {
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"macro": {"moduleName": "TestPlugin", "typeName": "TestStringWithErrorMacro"},
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"syntax": {"kind": "expression", "source": "#testStringWithError(321)"}}},
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"response": {"expandFreestandingMacroResult": {
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"expandedSource": "\"bar\"",
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"diagnostics": [
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{"severity": "error",
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"position": {"offset": "=req.expandFreestandingMacro.syntax.location.offset",
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"fileName": "=req.expandFreestandingMacro.syntax.location.fileName"},
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"message":"message from plugin",
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"highlights": [],
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"notes": [],
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"fixIts": []}
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]}}
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}
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])
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