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Add replace_match_with_if_let assist

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This commit is contained in:
Lukas Wirth 2020-12-05 15:41:36 +01:00
parent a3043cf53f
commit 44c76d6550
7 changed files with 319 additions and 5 deletions
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13
crates/syntax/src/ast/make.rs
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@ -171,8 +171,17 @@ pub fn expr_return() -> ast::Expr {
pub fn expr_match(expr: ast::Expr, match_arm_list: ast::MatchArmList) -> ast::Expr {
expr_from_text(&format!("match {} {}", expr, match_arm_list))
}
pub fn expr_if(condition: ast::Condition, then_branch: ast::BlockExpr) -> ast::Expr {
expr_from_text(&format!("if {} {}", condition, then_branch))
pub fn expr_if(
condition: ast::Condition,
then_branch: ast::BlockExpr,
else_branch: Option<ast::ElseBranch>,
) -> ast::Expr {
let else_branch = match else_branch {
Some(ast::ElseBranch::Block(block)) => format!("else {}", block),
Some(ast::ElseBranch::IfExpr(if_expr)) => format!("else {}", if_expr),
None => String::new(),
};
expr_from_text(&format!("if {} {} {}", condition, then_branch, else_branch))
}
pub fn expr_prefix(op: SyntaxKind, expr: ast::Expr) -> ast::Expr {
let token = token(op);