Go over jump, skip and eval, and python doc

docs/commands/data/eval.rst

@@ -14,7 +14,7 @@ given, the following translations occur:
 
 ::
 
-   assert = <expr>       => <expr>
+   assert <expr>         => <expr>
    {if|elif} <expr> :    => <expr>
    while <expr> :        => <expr>
    return <expr>         => <expr>
@@ -37,5 +37,6 @@ Eval Examples
 
 .. seealso::
 
+   :ref:`python <pyton>`,
    :ref:`set autoeval <set_autoeval>`, :ref:`pr <pr>`,
    :ref:`pp <pp>` and :ref:`examine <examine>`.

docs/commands/running/jump.rst

@@ -6,9 +6,17 @@ Jump
 
 **jump** *lineno*
 
-Set the next line that will be executed. The line must be within the
-stopped or bottom-most execution frame.
+Set the next line that will be executed.
+
+There are a number of limitations on what line can be set.
+
+You can't jump:
+- into the body of a for loop
+- into an ``except`` block from outside
+- outside or inside of a code block you are stopped
+
 
 .. seealso::
 
-   :ref:`step <step>` :ref:`skip <skip>`, :ref:`next <next>`, :ref:`continue <continue>`, and :ref:`finish <finish>` provide other ways to progress
+   :ref:`skip <skip>`,
+   :ref:`next <next>`, :ref:`step <step>` :ref:`continue <continue>`, and :ref:`finish <finish>` provide other ways to progress

docs/commands/running/skip.rst

@@ -6,9 +6,9 @@ Skip
 
 **skip** [*count*]
 
-Set the next line that will be executed. The line must be within the
-stopped or bottom-most execution frame.
+Skip over (don't run) the next line that will be executed.
 
 .. seealso::
 
-   :ref:`step <step>` :ref:`jump <jump>`, :ref:`continue <continue>`, and :ref:`finish <finish>` provide other ways to progress execution.
+   :ref:`next <next>` :ref:`step <step>` :ref:`jump <jump>`, :ref:`continue <continue>`, and
+   :ref:`finish <finish>` provide other ways to progress execution.

docs/commands/support/python.rst

@@ -20,4 +20,6 @@ To issue a debugger command use function *dbgr()*. For example:
 
 .. seealso::
 
+   :ref:`eval <eval>`,
+   :ref:`set autoeval <set_autoeval>`,
    :ref:`ipython <ipython>`, and :ref:`bpython <bpython>`.

trepan/processor/command/eval.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-#  Copyright (C) 2012-2013, 2015, 2017, 2020, 2023 Rocky Bernstein
+#  Copyright (C) 2012-2013, 2015, 2017, 2020, 2023-2024 Rocky Bernstein
 #
 #  This program is free software: you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -29,7 +29,7 @@ class EvalCommand(DebuggerCommand):
     about to be run. If the command ends `?` (via an alias) and no string is
     given, the following translations occur:
 
-       assert = <expr>       => <expr>
+       assert <expr>         => <expr>
        {if|elif} <expr> :    => <expr>
        while <expr> :        => <expr>
        return <expr>         => <expr>
@@ -53,7 +53,7 @@ class EvalCommand(DebuggerCommand):
     See also:
     ---------
 
-    `deval`, `set autoeval`, `pr`, `pp` and `examine`."""
+    `python`, `deval`, `set autoeval`, `pr`, `pp` and `examine`."""
 
     aliases = ("eval?", "?")
     short_help = "Print value of expression EXP"

trepan/processor/command/jump.py

@@ -26,8 +26,21 @@
 class JumpCommand(DebuggerCommand):
     """**jump** *lineno*
 
-    Set the next line that will be executed. The line must be within the
-    stopped or bottom-most execution frame."""
+    Set the next line that will be executed.
+
+    There are a number of limitations on what line can be set.
+
+    You can't jump:
+      - into the body of a for loop
+      - into an 'except' block from outside
+      - outside or inside of a code block you are stopped
+
+    See also:
+    ---------
+
+    `skip`, `next`, `step`, `jump`, `continue`, `return` and
+    `finish` for other ways to progress execution.
+    """
 
     aliases = ("j",)
     category = "running"

trepan/processor/command/skip.py

@@ -23,8 +23,7 @@
 class SkipCommand(DebuggerCommand):
     """**skip** [*count*]
 
-    Set the next line that will be executed. The line must be within the
-    stopped or bottom-most execution frame.
+    Skip over (don't run) the next line that will be executed.
 
     See also:
     ---------