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https://github.com/nushell/nushell.git
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Remove unused functions that use specialization
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parent
6638fe4ab3
commit
7df48110ab
@ -1,14 +1,9 @@
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use crate::object::base as value;
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use crate::object::base as value;
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use crate::parser::hir;
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use crate::prelude::*;
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use crate::prelude::*;
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use log::trace;
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use log::trace;
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pub trait ExtractType: Sized {
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pub trait ExtractType: Sized {
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fn extract(value: &Tagged<Value>) -> Result<Self, ShellError>;
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fn extract(value: &Tagged<Value>) -> Result<Self, ShellError>;
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError>;
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fn syntax_type() -> hir::SyntaxType {
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hir::SyntaxType::Any
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}
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}
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}
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impl<T> ExtractType for T {
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impl<T> ExtractType for T {
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@ -19,14 +14,6 @@ impl<T> ExtractType for T {
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name
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name
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)))
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)))
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}
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}
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default fn check(_value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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Err(ShellError::unimplemented("ExtractType for T"))
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}
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default fn syntax_type() -> hir::SyntaxType {
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hir::SyntaxType::Any
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}
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}
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}
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impl<T: ExtractType> ExtractType for Vec<Tagged<T>> {
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impl<T: ExtractType> ExtractType for Vec<Tagged<T>> {
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@ -50,20 +37,6 @@ impl<T: ExtractType> ExtractType for Vec<Tagged<T>> {
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)),
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)),
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}
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}
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match value.item() {
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Value::List(_) => Ok(value),
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other => Err(ShellError::type_error(
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"Vec",
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other.type_name().tagged(value.tag()),
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)),
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}
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}
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fn syntax_type() -> hir::SyntaxType {
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hir::SyntaxType::List
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}
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}
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}
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impl<T: ExtractType, U: ExtractType> ExtractType for (T, U) {
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impl<T: ExtractType, U: ExtractType> ExtractType for (T, U) {
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@ -107,17 +80,6 @@ impl<T: ExtractType> ExtractType for Option<T> {
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Ok(result)
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Ok(result)
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match value.item() {
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Value::Primitive(Primitive::Nothing) => Ok(value),
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_ => T::check(value),
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}
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}
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fn syntax_type() -> hir::SyntaxType {
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T::syntax_type()
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}
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}
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}
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impl<T: ExtractType> ExtractType for Tagged<T> {
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impl<T: ExtractType> ExtractType for Tagged<T> {
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@ -127,14 +89,6 @@ impl<T: ExtractType> ExtractType for Tagged<T> {
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Ok(T::extract(value)?.tagged(value.tag()))
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Ok(T::extract(value)?.tagged(value.tag()))
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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T::check(value)
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}
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fn syntax_type() -> hir::SyntaxType {
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T::syntax_type()
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}
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}
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}
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impl ExtractType for Value {
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impl ExtractType for Value {
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@ -143,21 +97,9 @@ impl ExtractType for Value {
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Ok(value.item().clone())
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Ok(value.item().clone())
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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Ok(value)
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}
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fn syntax_type() -> hir::SyntaxType {
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SyntaxType::Any
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}
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}
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}
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impl ExtractType for bool {
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impl ExtractType for bool {
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fn syntax_type() -> hir::SyntaxType {
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hir::SyntaxType::Boolean
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}
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fn extract(value: &'a Tagged<Value>) -> Result<bool, ShellError> {
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fn extract(value: &'a Tagged<Value>) -> Result<bool, ShellError> {
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trace!("Extracting {:?} for bool", value);
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trace!("Extracting {:?} for bool", value);
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@ -173,23 +115,9 @@ impl ExtractType for bool {
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other => Err(ShellError::type_error("Boolean", other.tagged_type_name())),
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other => Err(ShellError::type_error("Boolean", other.tagged_type_name())),
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}
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}
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match &value {
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value @ Tagged {
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item: Value::Primitive(Primitive::Boolean(_)),
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..
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} => Ok(value),
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other => Err(ShellError::type_error("Boolean", other.tagged_type_name())),
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}
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}
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}
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}
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impl ExtractType for std::path::PathBuf {
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impl ExtractType for std::path::PathBuf {
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fn syntax_type() -> hir::SyntaxType {
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hir::SyntaxType::Path
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}
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fn extract(value: &'a Tagged<Value>) -> Result<std::path::PathBuf, ShellError> {
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fn extract(value: &'a Tagged<Value>) -> Result<std::path::PathBuf, ShellError> {
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trace!("Extracting {:?} for PathBuf", value);
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trace!("Extracting {:?} for PathBuf", value);
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@ -201,16 +129,6 @@ impl ExtractType for std::path::PathBuf {
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other => Err(ShellError::type_error("Path", other.tagged_type_name())),
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other => Err(ShellError::type_error("Path", other.tagged_type_name())),
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}
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}
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match &value {
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v @ Tagged {
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item: Value::Primitive(Primitive::Path(_)),
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..
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} => Ok(v),
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other => Err(ShellError::type_error("Path", other.tagged_type_name())),
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}
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}
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}
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}
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impl ExtractType for i64 {
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impl ExtractType for i64 {
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@ -225,16 +143,6 @@ impl ExtractType for i64 {
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other => Err(ShellError::type_error("Integer", other.tagged_type_name())),
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other => Err(ShellError::type_error("Integer", other.tagged_type_name())),
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}
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}
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match value {
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v @ Tagged {
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item: Value::Primitive(Primitive::Int(_)),
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..
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} => Ok(v),
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other => Err(ShellError::type_error("Integer", other.tagged_type_name())),
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}
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}
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}
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}
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impl ExtractType for String {
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impl ExtractType for String {
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@ -249,31 +157,9 @@ impl ExtractType for String {
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other => Err(ShellError::type_error("String", other.tagged_type_name())),
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other => Err(ShellError::type_error("String", other.tagged_type_name())),
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}
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}
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}
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}
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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match value {
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v @ Tagged {
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item: Value::Primitive(Primitive::String(_)),
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..
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} => Ok(v),
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other => Err(ShellError::type_error("String", other.tagged_type_name())),
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}
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}
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}
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}
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impl ExtractType for value::Block {
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impl ExtractType for value::Block {
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fn check(value: &'value Tagged<Value>) -> Result<&'value Tagged<Value>, ShellError> {
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trace!("Extracting {:?} for Block", value);
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match value {
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v @ Tagged {
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item: Value::Block(_),
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..
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} => Ok(v),
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other => Err(ShellError::type_error("Block", other.tagged_type_name())),
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}
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}
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fn extract(value: &Tagged<Value>) -> Result<value::Block, ShellError> {
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fn extract(value: &Tagged<Value>) -> Result<value::Block, ShellError> {
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match value {
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match value {
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Tagged {
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Tagged {
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