Merge branch 'feature/version2' into 'dev'

Add --version via dune rule

See merge request ligolang/ligo!254

src/bin/cli.ml

@@ -2,11 +2,18 @@ open Cmdliner
 open Trace
 open Cli_helpers
 
+let version =
+  Format.asprintf
+    "Rolling release\nHash: %s\nDate: %s\nCI job id: %s"
+    Version.hash
+    Version.commit_date
+    Version.job_id
+
 let main =
   let man =
     [ `S "MORE HELP";
       `P "Use `$(mname) $(i,COMMAND) --help' for help on a single command." ] in
-  (Term.(ret (const (`Help (`Auto, None)))), Term.info "ligo" ~man)
+  (Term.(ret (const (`Help (`Auto, None)))), Term.info "ligo" ~version ~man)
 
 let source_file n =
   let open Arg in

src/bin/dune

@@ -5,13 +5,20 @@
     cmdliner
     ligo
   )
-  (modules cli cli_helpers)
+  (modules cli cli_helpers version)
   (preprocess
     (pps ppx_let)
   )
   (flags (:standard -open Simple_utils))
 )
 
+(rule
+ (targets version.ml)
+ (action (with-stdout-to
+          version.ml
+          (run "sh" "-c"
+               "printf 'let hash = \"%s\"\nlet commit_date = \"%s\"\nlet job_id = \"%s\"\n' \"$(git rev-parse HEAD)\" \"$(git show --no-patch --format=%ci)\" \"${CI_JOB_ID}\""))))
+
 (executable
   (name runligo)
   (public_name ligo)

src/bin/expect_tests/help_tests.ml

@@ -51,7 +51,10 @@ let%expect_test _ =
            --help[=FMT] (default=auto)
                Show this help in format FMT. The value FMT must be one of `auto',
                `pager', `groff' or `plain'. With `auto', the format is `pager` or
-               `plain' whenever the TERM env var is `dumb' or undefined. |} ] ;
+               `plain' whenever the TERM env var is `dumb' or undefined.
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "--help" ] ;
   [%expect {|
@@ -102,7 +105,10 @@ let%expect_test _ =
            --help[=FMT] (default=auto)
                Show this help in format FMT. The value FMT must be one of `auto',
                `pager', `groff' or `plain'. With `auto', the format is `pager` or
-               `plain' whenever the TERM env var is `dumb' or undefined. |} ] ;
+               `plain' whenever the TERM env var is `dumb' or undefined.
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "compile-contract" ; "--help" ] ;
   [%expect {|
@@ -142,7 +148,10 @@ let%expect_test _ =
            -s SYNTAX, --syntax=SYNTAX (absent=auto)
                SYNTAX is the syntax that will be used. Currently supported
                syntaxes are "pascaligo" and "cameligo". By default, the syntax is
-               guessed from the extension (.ligo and .mligo, respectively). |} ] ;
+               guessed from the extension (.ligo and .mligo, respectively).
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "compile-parameter" ; "--help" ] ;
   [%expect {|
@@ -188,7 +197,10 @@ let%expect_test _ =
            -s SYNTAX, --syntax=SYNTAX (absent=auto)
                SYNTAX is the syntax that will be used. Currently supported
                syntaxes are "pascaligo" and "cameligo". By default, the syntax is
-               guessed from the extension (.ligo and .mligo, respectively). |} ] ;
+               guessed from the extension (.ligo and .mligo, respectively).
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "compile-storage" ; "--help" ] ;
   [%expect {|
@@ -235,7 +247,10 @@ let%expect_test _ =
            -s SYNTAX, --syntax=SYNTAX (absent=auto)
                SYNTAX is the syntax that will be used. Currently supported
                syntaxes are "pascaligo" and "cameligo". By default, the syntax is
-               guessed from the extension (.ligo and .mligo, respectively). |} ] ;
+               guessed from the extension (.ligo and .mligo, respectively).
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "dry-run" ; "--help" ] ;
   [%expect {|
@@ -287,7 +302,10 @@ let%expect_test _ =
                SENDER is the sender the dry-run transaction will use.
 
            --source=SOURCE
-               SOURCE is the source the dry-run transaction will use. |} ] ;
+               SOURCE is the source the dry-run transaction will use.
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "run-function" ; "--help" ] ;
   [%expect {|
@@ -336,7 +354,10 @@ let%expect_test _ =
                SENDER is the sender the dry-run transaction will use.
 
            --source=SOURCE
-               SOURCE is the source the dry-run transaction will use. |} ] ;
+               SOURCE is the source the dry-run transaction will use.
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "evaluate-value" ; "--help" ] ;
   [%expect {|
@@ -380,7 +401,10 @@ let%expect_test _ =
                SENDER is the sender the dry-run transaction will use.
 
            --source=SOURCE
-               SOURCE is the source the dry-run transaction will use. |} ] ;
+               SOURCE is the source the dry-run transaction will use.
+
+           --version
+               Show version information. |} ] ;
 
   run_ligo_good [ "compile-expression" ; "--help" ] ;
   [%expect {|
@@ -416,4 +440,7 @@ let%expect_test _ =
            --michelson-format=MICHELSON_FORMAT (absent=text)
                MICHELSON_FORMAT is the format that will be used by
                compile-contract for the resulting Michelson. Available formats
-               are 'text' (default), 'json' and 'hex'. |} ] ;
+               are 'text' (default), 'json' and 'hex'.
+
+           --version
+               Show version information. |} ] ;