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Option '-l g=mod' added to the manual

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Plus some other improvements in the manual.
This commit is contained in:
Roberto Ierusalimschy 2022-10-19 16:30:39 -03:00
parent 14d2803e55
commit c954db3924
1 changed files with 12 additions and 11 deletions
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23
manual/manual.of
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@ -1423,9 +1423,6 @@ A label should not be declared
where a label with the same name is visible,
even if this other label has been declared in an enclosing block.
Labels and empty statements are called @def{void statements},
as they perform no actions.
The @Rw{break} statement terminates the execution of a
@Rw{while}, @Rw{repeat}, or @Rw{for} loop,
skipping to the next statement after the loop:
@ -2361,6 +2358,7 @@ Lua is a lexically scoped language.
The scope of a local variable begins at the first statement after
its declaration and lasts until the last non-void statement
of the innermost block that includes the declaration.
(@emph{Void statements} are labels and empty statements.)
Consider the following example:
@verbatim{
x = 10 -- global variable
@ -3165,8 +3163,7 @@ The index must be the last index previously marked to be closed
A @idx{__close} metamethod cannot yield
when called through this function.
(Exceptionally, this function was introduced in release 5.4.3.
It is not present in previous 5.4 releases.)
(This function was introduced in @N{release 5.4.3}.)
}
@ -3713,7 +3710,7 @@ Pops a key from the stack,
and pushes a key@En{}value pair from the table at the given index,
the @Q{next} pair after the given key.
If there are no more elements in the table,
then @Lid{lua_next} returns 0 and pushes nothing.
then @Lid{lua_next} @N{returns 0} and pushes nothing.
A typical table traversal looks like this:
@verbatim{
@ -5539,8 +5536,8 @@ It is defined as the following macro:
@verbatim{
(luaL_loadfile(L, filename) || lua_pcall(L, 0, LUA_MULTRET, 0))
}
It returns @Lid{LUA_OK} if there are no errors,
or an error code in case of errors @see{statuscodes}.
It @N{returns 0} (@Lid{LUA_OK}) if there are no errors,
or 1 in case of errors.
}
@ -5552,8 +5549,8 @@ It is defined as the following macro:
@verbatim{
(luaL_loadstring(L, str) || lua_pcall(L, 0, LUA_MULTRET, 0))
}
It returns @Lid{LUA_OK} if there are no errors,
or an error code in case of errors @see{statuscodes}.
It @N{returns 0} (@Lid{LUA_OK}) if there are no errors,
or 1 in case of errors.
}
@ -8577,7 +8574,7 @@ the returned status is this number.
The default value for @id{code} is @true.
If the optional second argument @id{close} is true,
closes the Lua state before exiting.
the function closes the Lua state before exiting @seeF{lua_close}.
}
@ -8985,12 +8982,16 @@ The options are:
@item{@T{-i}| enter interactive mode after running @rep{script};}
@item{@T{-l @rep{mod}}| @Q{require} @rep{mod} and assign the
result to global @rep{mod};}
@item{@T{-l @rep{g=mod}}| @Q{require} @rep{mod} and assign the
result to global @rep{g};}
@item{@T{-v}| print version information;}
@item{@T{-E}| ignore environment variables;}
@item{@T{-W}| turn warnings on;}
@item{@T{--}| stop handling options;}
@item{@T{-}| execute @id{stdin} as a file and stop handling options.}
}
(The form @T{-l @rep{g=mod}} was introduced in @N{release 5.4.4}.)
After handling its options, @id{lua} runs the given @emph{script}.
When called without arguments,
@id{lua} behaves as @T{lua -v -i}