Examples with Scanner com.google.api.codegen.util.Scanner used on opensource projects

Example 1 with Scanner

use of com.google.api.codegen.util.Scanner in project toolkit by googleapis.

the class InitCodeTransformer method sampleFuncParams.

/**
 * Returns all the nodes to be rendered as sample function parameters.
 *
 * <p>If path is:
 * <li>a normal node, returns that node.
 * <li>a ReadFile node, returns the child node of that node.
 * <li>a resource path, returns the child node whose key equals the entity name in the path.
 *
 * @param paramConfigMap the sample parameter configurations derived from {@code InitCodeContext}
 */
private List<InitCodeNode> sampleFuncParams(InitCodeNode root, List<String> paths, Map<String, SampleParameterConfig> paramConfigMap) {
    List<InitCodeNode> params = new ArrayList<>();
    for (String path : paths) {
        Scanner scanner = new Scanner(path);
        InitCodeNode node = FieldStructureParser.parsePath(root, scanner);
        int token = scanner.lastToken();
        if (token == '%') {
            scanner.scan();
            node = node.getChildren().get(scanner.tokenStr());
            node.setDescription(paramConfigMap.get(path).comment());
            params.add(node);
        } else if (node.getLineType() == InitCodeLineType.ReadFileInitLine) {
            node = node.getChildren().get(InitCodeNode.FILE_NAME_KEY);
            node.setDescription(paramConfigMap.get(path).comment());
            params.add(node);
        } else {
            node.setDescription(paramConfigMap.get(path).comment());
            params.add(node);
        }
    }
    return params;
}

Example 2 with Scanner

use of com.google.api.codegen.util.Scanner in project toolkit by googleapis.

the class OutputTransformer method mapLoopView.

private OutputView.MapLoopView mapLoopView(ResponseStatementProto.LoopStatement loop, MethodContext methodContext, SampleContext sampleContext, OutputContext outputContext) {
    outputContext.mapSpecs().add(loop);
    ScopeTable scope = outputContext.scopeTable();
    String key = loop.getKey();
    String value = loop.getValue();
    OutputView.VariableView mapVar = accessor(new Scanner(loop.getMap()), methodContext, sampleContext, scope);
    TypeModel keyType = mapVar.type().getMapKeyType();
    TypeModel valueType = mapVar.type().getMapValueType();
    String keyTypeName = methodContext.getTypeTable().getNicknameFor(keyType);
    String valueTypeName = methodContext.getTypeTable().getNicknameFor(valueType);
    if (!key.isEmpty()) {
        assertIdentifierNotUsed(key, methodContext, sampleContext);
        scope.put(key, keyType, keyTypeName);
    }
    if (!value.isEmpty()) {
        assertIdentifierNotUsed(value, methodContext, sampleContext);
        scope.put(value, valueType, valueTypeName);
    }
    return OutputView.MapLoopView.newBuilder().keyVariableName(methodContext.getNamer().localVarName(Name.anyLower(key))).keyType(keyTypeName).valueVariableName(methodContext.getNamer().localVarName(Name.anyLower(value))).valueType(valueTypeName).map(mapVar).body(loop.getBodyList().stream().map(body -> toView(body, methodContext, sampleContext, outputContext)).collect(ImmutableList.toImmutableList())).build();
}

Example 3 with Scanner

use of com.google.api.codegen.util.Scanner in project toolkit by googleapis.

the class OutputTransformer method toView.

private OutputView toView(ResponseStatementProto config, MethodContext methodContext, SampleContext sampleContext, OutputContext outputContext) {
    Runnable once = new Runnable() {

        boolean ran;

        @Override
        public void run() {
            Preconditions.checkArgument(!ran, "%s:%s: only one field of ResponseStatementProto may be set", methodContext.getMethodModel().getSimpleName(), sampleContext.sampleConfig().id());
            ran = true;
        }
    };
    OutputView view = null;
    if (config.hasLoop()) {
        once.run();
        view = loopView(config.getLoop(), methodContext, sampleContext, outputContext);
    }
    if (config.getPrintCount() > 0) {
        once.run();
        view = printView(config.getPrintList(), methodContext, sampleContext, outputContext);
    }
    if (!config.getDefine().isEmpty()) {
        once.run();
        view = defineView(new Scanner(config.getDefine()), methodContext, sampleContext, outputContext);
    }
    if (config.getCommentCount() > 0) {
        once.run();
        view = commentView(config.getCommentList(), methodContext);
    }
    if (config.hasWriteFile()) {
        once.run();
        view = writeFileView(config.getWriteFile(), methodContext, sampleContext, outputContext);
    }
    return Preconditions.checkNotNull(view, "%s:%s: one field of ResponseStatementProto must be set", methodContext.getMethodModel().getSimpleName(), sampleContext.sampleConfig().id());
}

Example 4 with Scanner

use of com.google.api.codegen.util.Scanner in project toolkit by googleapis.

the class FieldStructureParser method parseEntityName.

/**
 * Returns the entity name specified by `path` or null if `path` does not contain `%`.
 */
public static String parseEntityName(String path) {
    Scanner scanner = new Scanner(path);
    Preconditions.checkArgument(scanner.scan() == Scanner.IDENT, "expected identifier: %s", scanner.input());
    int token;
    String entityName = null;
    while (true) {
        token = scanner.scan();
        switch(token) {
            case '%':
                Preconditions.checkArgument(entityName == null, "expected only one \"%%\" in path: %s", path);
                Preconditions.checkArgument(scanner.scan() == Scanner.IDENT, "expected identifier after '%%': %s", scanner.input());
                entityName = scanner.tokenStr();
                break;
            case '=':
            case Scanner.EOF:
                return entityName;
            case '.':
                Preconditions.checkArgument(scanner.scan() == Scanner.IDENT, "expected identifier after '.': %s", scanner.input());
                break;
            case '[':
                Preconditions.checkArgument(scanner.scan() == Scanner.INT, "expected number after '[': %s", scanner.input());
                Preconditions.checkArgument(scanner.scan() == ']', "expected closing ']': %s", scanner.input());
                break;
            case '{':
                parseKey(scanner);
                Preconditions.checkArgument(scanner.scan() == '}', "expected closing '}': %s", scanner.input());
                break;
            default:
                throw new IllegalArgumentException(String.format("unexpected character '%c': %s", token, scanner.input()));
        }
    }
}

Example 5 with Scanner

use of com.google.api.codegen.util.Scanner in project toolkit by googleapis.

the class OutputTransformerTest method testAccessorNewVariableMapKeyInvalidBooleanFail.

@Test
public void testAccessorNewVariableMapKeyInvalidBooleanFail() {
    Scanner scanner = new Scanner("old_var.property{not_boolean}");
    when(namer.localVarName(Name.from("old_var"))).thenReturn("oldVar");
    TypeModel oldVarTypeModel = mock(TypeModel.class);
    assertThat(parent.put("old_var", oldVarTypeModel, "OldVarType")).isTrue();
    when(oldVarTypeModel.isMessage()).thenReturn(true);
    when(oldVarTypeModel.isRepeated()).thenReturn(false);
    when(oldVarTypeModel.isMap()).thenReturn(false);
    FieldModel propertyFieldModel = mock(FieldModel.class);
    when(oldVarTypeModel.getField("property")).thenReturn(propertyFieldModel);
    TypeModel propertyTypeModel = mock(TypeModel.class);
    when(propertyFieldModel.getType()).thenReturn(propertyTypeModel);
    when(propertyTypeModel.isRepeated()).thenReturn(true);
    when(propertyTypeModel.isMap()).thenReturn(true);
    when(namer.getFieldGetFunctionName(propertyFieldModel)).thenReturn("getProperty");
    when(namer.getFieldAccessorName(propertyFieldModel)).thenReturn(".getProperty()");
    TypeModel boolTypeModel = ProtoTypeRef.create(TypeRef.fromPrimitiveName("bool"));
    TypeModel stringTypeModel = ProtoTypeRef.create(TypeRef.fromPrimitiveName("string"));
    when(propertyTypeModel.getMapKeyType()).thenReturn(boolTypeModel);
    when(propertyTypeModel.getMapValueType()).thenReturn(stringTypeModel);
    try {
        accessorNewVariable(scanner, context, sampleContext, parent, "newVar", false);
        fail();
    } catch (IllegalArgumentException e) {
        assertThat(e.getMessage()).contains("Could not assign value 'not_boolean' to type bool");
    }
}