static bool
RenderBlock(WasmRenderContext& c, AstBlock& block)
{
if (block.expr() == Expr::Block) {
if (!c.buffer.append("(block "))
return false;
if (!RenderName(c, block.breakName()))
return false;
} else if (block.expr() == Expr::Loop) {
if (!c.buffer.append("(loop "))
return false;
if (block.breakName().empty() && !block.continueName().empty()) {
// Giving auto label if continue label is present.
if (!c.buffer.append("$exit$"))
return false;
} else {
if (!RenderName(c, block.breakName()))
return false;
}
if (!block.continueName().empty()) {
if (!c.buffer.append(" "))
return false;
if (!RenderName(c, block.continueName()))
return false;
}
} else
return false;
c.indent++;
if (!RenderExprList(c, block.exprs()))
return false;
c.indent--;
return c.buffer.append(")");
}
static bool
RenderBlock(WasmRenderContext& c, AstBlock& block)
{
if (!RenderIndent(c))
return false;
MAP_AST_EXPR(c, block);
if (block.expr() == Expr::Block) {
if (!c.buffer.append("block"))
return false;
} else if (block.expr() == Expr::Loop) {
if (!c.buffer.append("loop"))
return false;
} else {
return Fail(c, "unexpected block kind");
}
if (!RenderBlockNameAndSignature(c, block.name(), block.type()))
return false;
if (!c.buffer.append('\n'))
return false;
c.indent++;
if (!RenderExprList(c, block.exprs()))
return false;
c.indent--;
if (!RenderIndent(c))
return false;
return c.buffer.append("end");
}
