Drop support for Clojure 1.9

Author: bbatsov

cider-eval.el

@@ -562,11 +562,6 @@ It delegates the actual error content to the eval or op handler."
         (t (cider-default-err-eval-print-handler))))
 
 
-;; The format of the error messages emitted by Clojure's compiler changed in
-;; Clojure 1.10.  That's why we're trying to match error messages to both the
-;; old and the new format, by utilizing a combination of two different regular
-;; expressions.
-
 (defconst cider-clojure-1.10--location `((or "at ("
                                              (sequence "at "
                                                        (minimal-match (one-or-more anything)) ;; the fully-qualified name of the function that triggered the error
@@ -596,15 +591,6 @@ It delegates the actual error content to the eval or op handler."
                                                    (minimal-match (one-or-more anything)))
                                                  cider-clojure-1.10--location))
 
-(defconst cider-clojure-1.9-error `(sequence
-                                    (zero-or-more anything)
-                                    ", compiling:("
-                                    (group-n 2 (minimal-match (zero-or-more anything)))
-                                    ":"
-                                    (group-n 3 (one-or-more digit))
-                                    (optional ":" (group-n 4 (one-or-more digit)))
-                                    ")"))
-
 (defconst cider-clojure-warning `(sequence
                                   (minimal-match (zero-or-more anything))
                                   (group-n 1 "warning")
@@ -619,8 +605,7 @@ It delegates the actual error content to the eval or op handler."
 ;; which is a subset of these regexes.
 (defconst cider-clojure-compilation-regexp
   (eval
-   `(rx bol (or ,cider-clojure-1.9-error
-                ,cider-clojure-warning
+   `(rx bol (or ,cider-clojure-warning
                 ,cider-clojure-1.10-error
                 ,cider-clojure-unexpected-error))
    t)
@@ -633,8 +618,7 @@ lol in this context, compiling:(/foo/core.clj:10:1)\"
 
 (defconst cider-clojure-compilation-error-regexp
   (eval
-   `(rx bol (or ,cider-clojure-1.9-error
-                ,cider-clojure-1.10-error
+   `(rx bol (or ,cider-clojure-1.10-error
                 ,cider-clojure-unexpected-error))
    t)
   "Like `cider-clojure-compilation-regexp',

cider.el

@@ -141,7 +141,7 @@
            (null (executable-find "clojure")))
       "powershell"
     "clojure")
-  "The command used to execute clojure with tools.deps (requires Clojure 1.9+).
+  "The command used to execute clojure with tools.deps.
 Don't use clj here, as it doesn't work when spawned from Emacs due to it
 using rlwrap.  If on Windows and no \"clojure\" executable is found we
 default to \"powershell\"."
@@ -535,10 +535,10 @@ the artifact.")
 (defconst cider-clojure-artifact-id "org.clojure/clojure"
   "Artifact identifier for Clojure.")
 
-(defconst cider-minimum-clojure-version "1.8.0"
+(defconst cider-minimum-clojure-version "1.10.0"
   "Minimum supported version of Clojure.")
 
-(defconst cider-latest-clojure-version "1.10.1"
+(defconst cider-latest-clojure-version "1.11.3"
   "Latest supported version of Clojure.")
 
 (defconst cider-required-middleware-version "0.47.0"

doc/modules/ROOT/pages/about/compatibility.adoc

@@ -28,7 +28,7 @@ You can find example commands in xref:troubleshooting.adoc#navigation-to-jdk-sou
 
 == Clojure
 
-CIDER targets Clojure 1.9+. As Clojure doesn't have the concept of supported releases
+CIDER targets Clojure 1.10+. As Clojure doesn't have the concept of supported releases
 we have to get a bit creative to determine the minimum version to target.
 
 The minimum required Clojure version is currently derived using data
@@ -175,6 +175,13 @@ Below you can find the official compatibility matrix for CIDER.
 | 8
 | 1.9
 
+| 1.14
+| 26.1
+| 1.0
+| 0.47
+| 8
+| 1.10
+
 |===
 
 TIP: You can also check the requirements of a particular CIDER version by inspecting

doc/modules/ROOT/pages/usage/misc_features.adoc

@@ -196,8 +196,6 @@ There are a bunch of useful keybindings that are defined in browser buffers.
 
 == Browsing the Clojure Spec Registry
 
-If you are using Clojure 1.9 or newer you can browse the Clojure spec registry.
-
 If you already know which spec you're looking for, you can type
 kbd:[M-x] `cider-browse-spec` and CIDER will prompt you for a
 spec name and then drop you into the spec browser.

test/cider-error-parsing-tests.el

@@ -125,12 +125,6 @@
                      (match-string 1 clojure-compiler-warning))
               :to-equal "warning")))
   (dolist (regexp (list cider-clojure-compilation-regexp cider-clojure-compilation-error-regexp))
-    (it "Recognizes a clojure-1.9 error message"
-      (let ((clojure-1.9-compiler-error "CompilerException java.lang.RuntimeException: Unable to resolve symbol: lol in this context, compiling:(/tmp/foo/src/foo/core.clj:10:1)"))
-        (expect clojure-1.9-compiler-error :to-match regexp)
-        (expect (progn (string-match regexp clojure-1.9-compiler-error)
-                       (match-string 2 clojure-1.9-compiler-error))
-                :to-equal "/tmp/foo/src/foo/core.clj")))
     (it "Recognizes a clojure-1.10 error message"
       (let ((clojure-1.10-compiler-error "Syntax error compiling at (src/ardoq/service/workspace_service.clj:227:3)."))
         (expect clojure-1.10-compiler-error :to-match regexp)