@Override
public JsExpr computeForJsSrc(List<JsExpr> args) {
JsExpr aList = args.get(0);
return new JsExpr(aList.getText() + ".slice(-1)", Integer.MAX_VALUE);
}
@Override
public JsExpr computeForJsSrc(List<JsExpr> args) {
JsExpr arg0 = args.get(0);
JsExpr arg1 = args.get(1);
return new JsExpr(
"Math.max(" + arg0.getText() + ", " + arg1.getText() + ")", Integer.MAX_VALUE);
}
@Override
public JsExpr computeForJsSrc(List<JsExpr> args) {
JsExpr arg = args.get(0);
JsExpr random = new JsExpr("Math.random()", Integer.MAX_VALUE);
JsExpr randomTimesArg =
SoyJsCodeUtils.genJsExprUsingSoySyntax(Operator.TIMES, Lists.newArrayList(random, arg));
return new JsExpr("Math.floor(" + randomTimesArg.getText() + ")", Integer.MAX_VALUE);
}
/**
* Checks that the given Soy expression translates to the given JsExpr.
*
* @param soyExpr The Soy expression to test.
* @param expectedJsExpr The expected translated JsExpr.
* @param jsSrcOptions The JsSrc compiler options.
*/
private void assertTranslation(
String soyExpr, JsExpr expectedJsExpr, SoyJsSrcOptions jsSrcOptions) {
SoyFileSetNode soyTree =
SoyFileSetParserBuilder.forFileContents(
"{namespace ns autoescape=\"deprecated-noncontextual\"}\n"
+ "/***/\n"
+ "{template .aaa}\n"
+ "{print \n"
+ soyExpr
+ "}\n"
+ "{/template}\n")
.parse();
List<PrintNode> printNodes = SoytreeUtils.getAllNodesOfType(soyTree, PrintNode.class);
ExprNode exprNode = printNodes.get(0).getExprUnion().getExpr();
JsExpr actualJsExpr =
new TranslateToJsExprVisitor(
SOY_JS_SRC_FUNCTIONS_MAP,
jsSrcOptions,
LOCAL_VAR_TRANSLATIONS,
ExplodingErrorReporter.get())
.exec(exprNode);
assertThat(actualJsExpr.getText()).isEqualTo(expectedJsExpr.getText());
assertThat(actualJsExpr.getPrecedence()).isEqualTo(expectedJsExpr.getPrecedence());
}
/** @param indicesToNode Series of indices for walking down to the node we want to test. */
private static void assertGeneratedJsExprs(
String soyCode, List<JsExpr> expectedJsExprs, int... indicesToNode) {
ErrorReporter boom = ExplodingErrorReporter.get();
SoyFileSetNode soyTree =
SoyFileSetParserBuilder.forTemplateContents(soyCode).errorReporter(boom).parse();
// Required by testPrintGoogMsg.
new ReplaceMsgsWithGoogMsgsVisitor(boom).exec(soyTree);
SoyNode node = SharedTestUtils.getNode(soyTree, indicesToNode);
GenJsExprsVisitor gjev =
INJECTOR.getInstance(GenJsExprsVisitorFactory.class).create(LOCAL_VAR_TRANSLATIONS);
List<JsExpr> actualJsExprs = gjev.exec(node);
assertThat(actualJsExprs).hasSize(expectedJsExprs.size());
for (int i = 0; i < expectedJsExprs.size(); i++) {
JsExpr expectedJsExpr = expectedJsExprs.get(i);
JsExpr actualJsExpr = actualJsExprs.get(i);
assertThat(actualJsExpr.getText()).isEqualTo(expectedJsExpr.getText());
assertThat(actualJsExpr.getPrecedence()).isEqualTo(expectedJsExpr.getPrecedence());
}
}
@Override
public JsExpr computeForJsSrc(List<JsExpr> args) {
JsExpr arg = args.get(0);
return new JsExpr("Math.ceil(" + arg.getText() + ")", Integer.MAX_VALUE);
}