From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../src/function_declaration_emitter.rs            | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 third_party/rust/jsparagus-emitter/src/function_declaration_emitter.rs

(limited to 'third_party/rust/jsparagus-emitter/src/function_declaration_emitter.rs')

diff --git a/third_party/rust/jsparagus-emitter/src/function_declaration_emitter.rs b/third_party/rust/jsparagus-emitter/src/function_declaration_emitter.rs
new file mode 100644
index 0000000000..5eefd5b215
--- /dev/null
+++ b/third_party/rust/jsparagus-emitter/src/function_declaration_emitter.rs
@@ -0,0 +1,77 @@
+use crate::ast_emitter::AstEmitter;
+use crate::emitter::EmitError;
+use crate::reference_op_emitter::{
+    AssignmentEmitter, DeclarationEmitter, GetNameEmitter, NameReferenceEmitter,
+};
+use ast::source_atom_set::SourceAtomSetIndex;
+use stencil::gcthings::GCThingIndex;
+use stencil::script::ScriptStencilIndex;
+
+pub struct LazyFunctionEmitter {
+    pub stencil_index: ScriptStencilIndex,
+}
+
+impl LazyFunctionEmitter {
+    pub fn emit(self, emitter: &mut AstEmitter) -> GCThingIndex {
+        emitter
+            .compilation_info
+            .scripts
+            .get_mut(self.stencil_index)
+            .set_function_emitted();
+        emitter.emit.get_function_gcthing_index(self.stencil_index)
+    }
+}
+
+pub struct LexicalFunctionDeclarationEmitter {
+    pub name: SourceAtomSetIndex,
+    pub fun_index: GCThingIndex,
+}
+
+impl LexicalFunctionDeclarationEmitter {
+    pub fn emit(self, emitter: &mut AstEmitter) -> Result<(), EmitError> {
+        DeclarationEmitter {
+            lhs: |emitter| {
+                Ok(NameReferenceEmitter { name: self.name }.emit_for_declaration(emitter))
+            },
+            rhs: |emitter| {
+                emitter.emit.lambda(self.fun_index);
+                Ok(())
+            },
+        }
+        .emit(emitter)?;
+
+        emitter.emit.pop();
+
+        Ok(())
+    }
+}
+
+pub struct AnnexBFunctionDeclarationEmitter {
+    pub name: SourceAtomSetIndex,
+    pub fun_index: GCThingIndex,
+}
+
+impl AnnexBFunctionDeclarationEmitter {
+    pub fn emit(self, emitter: &mut AstEmitter) -> Result<(), EmitError> {
+        LexicalFunctionDeclarationEmitter {
+            name: self.name,
+            fun_index: self.fun_index,
+        }
+        .emit(emitter)?;
+
+        AssignmentEmitter {
+            lhs: |emitter| {
+                Ok(NameReferenceEmitter { name: self.name }.emit_for_var_assignment(emitter))
+            },
+            rhs: |emitter| {
+                GetNameEmitter { name: self.name }.emit(emitter);
+                Ok(())
+            },
+        }
+        .emit(emitter)?;
+
+        emitter.emit.pop();
+
+        Ok(())
+    }
+}
-- 
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