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Merge pull request #200 from paritytech/section-mut-borrow-api

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Mutable borrow api implemented for sections
This commit is contained in:
Nikolay Volf 2018-03-27 00:54:00 +08:00 committed by GitHub
commit 44c8ffa9f0
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 111 additions and 10 deletions
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121
src/elements/module.rs
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@ -70,7 +70,7 @@ impl Module {
&mut self.sections
}
/// Code section, if any.
/// Code section reference, if any.
pub fn code_section(&self) -> Option<&CodeSection> {
for section in self.sections() {
if let &Section::Code(ref code_section) = section { return Some(code_section); }
@ -78,7 +78,15 @@ impl Module {
None
}
/// Types section, if any.
/// Code section mutable reference, if any.
pub fn code_section_mut(&mut self) -> Option<&mut CodeSection> {
for section in self.sections_mut() {
if let Section::Code(ref mut code_section) = *section { return Some(code_section); }
}
None
}
/// Types section reference, if any.
pub fn type_section(&self) -> Option<&TypeSection> {
for section in self.sections() {
if let &Section::Type(ref type_section) = section { return Some(type_section); }
@ -86,7 +94,15 @@ impl Module {
None
}
/// Imports section, if any.
/// Types section mutable reference, if any.
pub fn type_section_mut(&mut self) -> Option<&mut TypeSection> {
for section in self.sections_mut() {
if let Section::Type(ref mut type_section) = *section { return Some(type_section); }
}
None
}
/// Imports section reference, if any.
pub fn import_section(&self) -> Option<&ImportSection> {
for section in self.sections() {
if let &Section::Import(ref import_section) = section { return Some(import_section); }
@ -94,7 +110,15 @@ impl Module {
None
}
/// Globals section, if any.
/// Imports section mutable reference, if any.
pub fn import_section_mut(&mut self) -> Option<&mut ImportSection> {
for section in self.sections_mut() {
if let Section::Import(ref mut import_section) = *section { return Some(import_section); }
}
None
}
/// Globals section reference, if any.
pub fn global_section(&self) -> Option<&GlobalSection> {
for section in self.sections() {
if let &Section::Global(ref section) = section { return Some(section); }
@ -102,7 +126,16 @@ impl Module {
None
}
/// Exports section, if any.
/// Globals section mutable reference, if any.
pub fn global_section_mut(&mut self) -> Option<&mut GlobalSection> {
for section in self.sections_mut() {
if let Section::Global(ref mut section) = *section { return Some(section); }
}
None
}
/// Exports section reference, if any.
pub fn export_section(&self) -> Option<&ExportSection> {
for section in self.sections() {
if let &Section::Export(ref export_section) = section { return Some(export_section); }
@ -110,7 +143,15 @@ impl Module {
None
}
/// Table section, if any.
/// Exports section mutable reference, if any.
pub fn export_section_mut(&mut self) -> Option<&mut ExportSection> {
for section in self.sections_mut() {
if let Section::Export(ref mut export_section) = *section { return Some(export_section); }
}
None
}
/// Table section reference, if any.
pub fn table_section(&self) -> Option<&TableSection> {
for section in self.sections() {
if let &Section::Table(ref section) = section { return Some(section); }
@ -118,7 +159,15 @@ impl Module {
None
}
/// Data section, if any.
/// Table section mutable reference, if any.
pub fn table_section_mut(&mut self) -> Option<&mut TableSection> {
for section in self.sections_mut() {
if let Section::Table(ref mut section) = *section { return Some(section); }
}
None
}
/// Data section reference, if any.
pub fn data_section(&self) -> Option<&DataSection> {
for section in self.sections() {
if let &Section::Data(ref section) = section { return Some(section); }
@ -126,7 +175,15 @@ impl Module {
None
}
/// Element section, if any.
/// Data section mutable reference, if any.
pub fn data_section_mut(&mut self) -> Option<&mut DataSection> {
for section in self.sections_mut() {
if let Section::Data(ref mut section) = *section { return Some(section); }
}
None
}
/// Element section reference, if any.
pub fn elements_section(&self) -> Option<&ElementSection> {
for section in self.sections() {
if let &Section::Element(ref section) = section { return Some(section); }
@ -134,7 +191,15 @@ impl Module {
None
}
/// Memory section, if any.
/// Element section mutable reference, if any.
pub fn elements_section_mut(&mut self) -> Option<&mut ElementSection> {
for section in self.sections_mut() {
if let Section::Element(ref mut section) = *section { return Some(section); }
}
None
}
/// Memory section reference, if any.
pub fn memory_section(&self) -> Option<&MemorySection> {
for section in self.sections() {
if let &Section::Memory(ref section) = section { return Some(section); }
@ -142,7 +207,15 @@ impl Module {
None
}
/// Functions signatures section, if any.
/// Memory section mutable reference, if any.
pub fn memory_section_mut(&mut self) -> Option<&mut MemorySection> {
for section in self.sections_mut() {
if let Section::Memory(ref mut section) = *section { return Some(section); }
}
None
}
/// Functions signatures section reference, if any.
pub fn function_section(&self) -> Option<&FunctionSection> {
for section in self.sections() {
if let &Section::Function(ref sect) = section { return Some(sect); }
@ -150,6 +223,14 @@ impl Module {
None
}
/// Functions signatures section mutable reference, if any.
pub fn function_section_mut(&mut self) -> Option<&mut FunctionSection> {
for section in self.sections_mut() {
if let Section::Function(ref mut sect) = *section { return Some(sect); }
}
None
}
/// Start section, if any.
pub fn start_section(&self) -> Option<u32> {
for section in self.sections() {
@ -158,6 +239,26 @@ impl Module {
None
}
/// Functions signatures section reference, if any.
/// NOTE: name section is not parsed by default so `names_section` could return None even if name section exists.
/// Call `parse_names` to parse name section
pub fn names_section(&self) -> Option<&NameSection> {
for section in self.sections() {
if let Section::Name(ref sect) = *section { return Some(sect); }
}
None
}
/// Functions signatures section mutable reference, if any.
/// NOTE: name section is not parsed by default so `names_section` could return None even if name section exists.
/// Call `parse_names` to parse name section
pub fn names_section_mut(&mut self) -> Option<&mut NameSection> {
for section in self.sections_mut() {
if let Section::Name(ref mut sect) = *section { return Some(sect); }
}
None
}
/// Try to parse name section in place
/// Corresponding custom section with proper header will convert to name sections
/// If some of them will fail to be decoded, Err variant is returned with the list of