Fix precedence of coalesce operators ?? and ??? (#1270)

* Fix precedence of coalesce operators * GOCC codegen * unit-test updates * operator-precedence documentation * doc-build artifacts
johnkerl · Apr 16, 2023 · ae61dc5 · ae61dc5
1 parent b8f3902
commit ae61dc5
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Showing 18 changed files with 107,107 additions and 107,107 deletions.
diff --git a/docs/src/manpage.md b/docs/src/manpage.md
@@ -3354,5 +3354,5 @@ MILLER(1)                                                            MILLER(1)
 
 
 
-                                  2023-04-15                         MILLER(1)
+                                  2023-04-16                         MILLER(1)
 </pre>
diff --git a/docs/src/manpage.txt b/docs/src/manpage.txt
@@ -3333,4 +3333,4 @@ MILLER(1)                                                            MILLER(1)
 
 
 
-                                  2023-04-15                         MILLER(1)
+                                  2023-04-16                         MILLER(1)
diff --git a/docs/src/reference-dsl-differences.md b/docs/src/reference-dsl-differences.md
@@ -67,8 +67,8 @@ mlr: cannot parse DSL expression.
 Parse error on token "$y" at line 6 column 3.
 Please check for missing semicolon.
 Expected one of:
-  ␚ ; > >> | ? || ^^ && ?? ??? =~ !=~ == != <=> >= < <= ^ & << >>> + - .+
-  .- * / // % .* ./ .// . ** [ [[ [[[
+  ␚ ; > >> | ? || ^^ && =~ !=~ == != <=> >= < <= ^ & << >>> + - .+ .- *
+  / // % .* ./ .// . ?? ??? ** [ [[ [[[
 
 </pre>
 

diff --git a/docs/src/reference-dsl-higher-order-functions.md b/docs/src/reference-dsl-higher-order-functions.md
@@ -812,8 +812,8 @@ mlr: cannot parse DSL expression.
 Parse error on token "(" at line 4 column 35.
 Please check for missing semicolon.
 Expected one of:
-  ; } > >> | ? || ^^ && ?? ??? =~ !=~ == != <=> >= < <= ^ & << >>> + - .+
-  .- * / // % .* ./ .// . **
+  ; } > >> | ? || ^^ && =~ !=~ == != <=> >= < <= ^ & << >>> + - .+ .- * /
+  // % .* ./ .// . ?? ??? **
 
 </pre>
 

diff --git a/docs/src/reference-dsl-operators.md b/docs/src/reference-dsl-operators.md
@@ -28,6 +28,8 @@ Operators are listed in order of decreasing precedence, highest first.
 |-------------------------------|---------------|
 | `()` `{}` `[]`                | left to right |
 | `**`                          | right to left |
+| `???`                         | left to right |
+| `??`                          | left to right |
 | `!` `~` unary`+` unary`-`     | right to left |
 | `.`                           | left to right |
 | `*` `/` `//` `%`              | left to right |
@@ -38,8 +40,6 @@ Operators are listed in order of decreasing precedence, highest first.
 | `|`                           | left to right |
 | `<` `<=` `>` `>=`             | left to right |
 | `==` `!=` `=~` `!=~` `<=>`    | left to right |
-| `???`                         | left to right |
-| `??`                          | left to right |
 | `&&`                          | left to right |
 | `^^`                          | left to right |
 | `||`                          | left to right |

diff --git a/docs/src/reference-dsl-operators.md.in b/docs/src/reference-dsl-operators.md.in
@@ -12,6 +12,8 @@ Operators are listed in order of decreasing precedence, highest first.
 |-------------------------------|---------------|
 | `()` `{}` `[]`                | left to right |
 | `**`                          | right to left |
+| `???`                         | left to right |
+| `??`                          | left to right |
 | `!` `~` unary`+` unary`-`     | right to left |
 | `.`                           | left to right |
 | `*` `/` `//` `%`              | left to right |
@@ -22,8 +24,6 @@ Operators are listed in order of decreasing precedence, highest first.
 | `|`                           | left to right |
 | `<` `<=` `>` `>=`             | left to right |
 | `==` `!=` `=~` `!=~` `<=>`    | left to right |
-| `???`                         | left to right |
-| `??`                          | left to right |
 | `&&`                          | left to right |
 | `^^`                          | left to right |
 | `||`                          | left to right |

diff --git a/internal/pkg/parsing/lexer/acttab.go b/internal/pkg/parsing/lexer/acttab.go
diff --git a/internal/pkg/parsing/lexer/lexer.go b/internal/pkg/parsing/lexer/lexer.go