19080893927-2636

Committed 04 Nov 2025 07:43PM UTC coverage: 68.931% (+0.03%) from 68.898%

Build # 19080893927-2636

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push

github

Committed by

tstack

Commit Message

[tidy] some more cleanup

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9 of 29 new or added lines in 5 files covered. (31.03%)

1855 existing lines in 27 files now uncovered.

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87.78

/src/command_executor.hh

/**
 * Copyright (c) 2015, Timothy Stack
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * * Neither the name of Timothy Stack nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef LNAV_COMMAND_EXECUTOR_H
#define LNAV_COMMAND_EXECUTOR_H

#include <filesystem>
#include <functional>
#include <future>
#include <optional>
#include <stack>
#include <string>
#include <vector>

#include <sqlite3.h>

#include "base/auto_fd.hh"
#include "base/lnav.console.hh"
#include "base/lnav.resolver.hh"
#include "db_sub_source.hh"
#include "fmt/format.h"
#include "help_text.hh"
#include "lnav.script.parser.hh"
#include "vis_line.hh"

struct exec_context;
class attr_line_t;
class logline_value;
struct logline_value_vector;

using sql_callback_t = int (*)(exec_context&, sqlite3_stmt*);
int sql_callback(exec_context& ec, sqlite3_stmt* stmt);
int internal_sql_callback(exec_context& ec, sqlite3_stmt* stmt);

using pipe_callback_t
    = std::future<std::string> (*)(exec_context&, const std::string&, auto_fd&);

using msg_callback_t = std::function<void(const lnav::console::user_message&)>;

struct exec_context {
    enum class perm_t {
        READ_WRITE,
        READ_ONLY,
    };

    using output_t = std::pair<FILE*, int (*)(FILE*)>;

    exec_context(logline_value_vector* line_values = nullptr,
                 sql_callback_t sql_callback = ::sql_callback,
                 pipe_callback_t pipe_callback = nullptr);

    bool is_read_write() const { return this->ec_perms == perm_t::READ_WRITE; }

    bool is_read_only() const { return this->ec_perms == perm_t::READ_ONLY; }

    exec_context& with_perms(perm_t perms)
    {
        this->ec_perms = perms;
        return *this;
    }

    void add_error_context(lnav::console::user_message& um) const;

    lnav::console::user_message make_error_from_str(std::string&& str) const;

    template<typename... Args>
    lnav::console::user_message make_error_msg(fmt::string_view format_str,
                                               const Args&... args) const
    {
        auto str = fmt::vformat(format_str, fmt::make_format_args(args...));

        return this->make_error_from_str(std::move(str));
    }

    template<typename... Args>
    Result<std::string, lnav::console::user_message> make_error(
        fmt::string_view format_str, const Args&... args) const
    {
        return Err(this->make_error_msg(format_str, args...));
    }

    std::optional<FILE*> get_output() const
    {
        for (auto iter = this->ec_output_stack.rbegin();
             iter != this->ec_output_stack.rend();
             ++iter)
        {
            if (iter->od_output && iter->od_output->first) {
                return iter->od_output->first;
            }
        }

        return std::nullopt;
    }

    text_format_t get_output_format() const
    {
        auto retval = text_format_t::TF_UNKNOWN;

        if (!this->ec_output_stack.empty()) {
            retval = this->ec_output_stack.back().od_format;
        }
        return retval;
    }

    void set_output_format(text_format_t tf)
    {
        if (!this->ec_output_stack.empty()
            && this->ec_output_stack.back().od_format
                == text_format_t::TF_UNKNOWN)
        {
            this->ec_output_stack.back().od_format = tf;
        }
    }

    void set_output(const std::string& name, FILE* file, int (*closer)(FILE*));

    void clear_output();

    struct mouse_input {};
    struct keyboard_input {};
    struct user {};
    struct file_open {
        std::string fo_name;
    };
    struct external_access {
        std::string ea_src;
    };

    using provenance_t = mapbox::util::
        variant<user, keyboard_input, mouse_input, file_open, external_access>;

    struct provenance_guard {
        explicit provenance_guard(exec_context* context, provenance_t prov)
            : pg_context(context)
        {
            this->pg_context->ec_provenance.push_back(prov);
        }

        provenance_guard(const provenance_guard&) = delete;
        provenance_guard(provenance_guard&& other)
            : pg_context(other.pg_context)
        {
            other.pg_context = nullptr;
        }

        ~provenance_guard()
        {
            if (this->pg_context != nullptr) {
                this->pg_context->ec_provenance.pop_back();
            }
        }

        exec_context* operator->() { return this->pg_context; }

        exec_context* pg_context;
    };

    provenance_guard with_provenance(provenance_t prov)
    {
        return provenance_guard{this, prov};
    }

    struct source_guard {
        source_guard(exec_context* context) : sg_context(context) {}

        source_guard(const source_guard&) = delete;

        source_guard(source_guard&& other)
            : sg_context(std::exchange(other.sg_context, nullptr))
        {
        }

        ~source_guard()
        {
            if (this->sg_context != nullptr) {
                this->sg_context->ec_source.pop_back();
            }
        }

        exec_context* sg_context;
    };

    struct output_guard {
        explicit output_guard(exec_context& context,
                              std::string name = "default",
                              const std::optional<output_t>& file
                              = std::nullopt,
                              text_format_t tf = text_format_t::TF_UNKNOWN);

        ~output_guard();

        exec_context& sg_context;
        bool sg_active;
    };

    struct sql_callback_guard {
        sql_callback_guard(exec_context& context, sql_callback_t cb);

        sql_callback_guard(const sql_callback_guard&) = delete;

        sql_callback_guard(sql_callback_guard&& other);

        ~sql_callback_guard();

        exec_context& scg_context;
        sql_callback_t scg_old_callback;
    };

    sql_callback_guard push_callback(sql_callback_t cb);

    source_guard enter_source(source_location, const std::string& content);

    source_guard enter_source(intern_string_t path,
                              int line_number,
                              const std::string& content)
    {
        return this->enter_source(source_location{path, line_number}, content);
    }

    struct db_source_guard {
        explicit db_source_guard(exec_context* context) : dsg_context(context)
        {
        }

        db_source_guard(const db_source_guard&) = delete;

        db_source_guard(db_source_guard&& other) noexcept
            : dsg_context(std::exchange(other.dsg_context, nullptr))
        {
        }

        ~db_source_guard()
        {
            if (this->dsg_context != nullptr) {
                this->dsg_context->ec_label_source_stack.pop_back();
            }
        }

        exec_context* dsg_context;
    };

    db_source_guard enter_db_source(db_label_source* dls)
    {
        this->ec_label_source_stack.push_back(dls);

        return db_source_guard{this};
    }

    struct msg_cb_guard {
        explicit msg_cb_guard(std::vector<msg_callback_t>* cb_stack)
            : sg_cb_stack(cb_stack)
        {
        }

        msg_cb_guard(const msg_cb_guard&) = delete;
        msg_cb_guard(msg_cb_guard&& other) noexcept
            : sg_cb_stack(other.sg_cb_stack)
        {
            other.sg_cb_stack = nullptr;
        }

        ~msg_cb_guard()
        {
            if (this->sg_cb_stack != nullptr) {
                this->sg_cb_stack->pop_back();
            }
        }

        std::vector<msg_callback_t>* sg_cb_stack;
    };

    msg_cb_guard add_msg_callback(msg_callback_t cb)
    {
        this->ec_msg_callback_stack.emplace_back(std::move(cb));
        return msg_cb_guard{&this->ec_msg_callback_stack};
    }

    scoped_resolver create_resolver()
    {
        return {
            &this->ec_local_vars.top(),
            &this->ec_global_vars,
        };
    }

    Result<std::string, lnav::console::user_message> execute(
        source_location loc, const std::string& cmdline);

    using kv_pair_t = std::pair<std::string, std::string>;

    Result<std::string, lnav::console::user_message> execute_with_int(
        source_location loc, const std::string& cmdline)
    {
        return this->execute(loc, cmdline);
    }

    template<typename... Args>
    Result<std::string, lnav::console::user_message> execute_with_int(
        source_location loc,
        const std::string& cmdline,
        kv_pair_t pair,
        Args... args)
    {
        this->ec_local_vars.top().emplace(pair);
        return this->execute_with_int(loc, cmdline, args...);
    }

    template<typename... Args>
    Result<std::string, lnav::console::user_message> execute_with(
        source_location loc, const std::string& cmdline, Args... args)
    {
        this->ec_local_vars.push({});
        auto retval = this->execute_with_int(loc, cmdline, args...);
        this->ec_local_vars.pop();

        return retval;
    }

    template<typename T>
    std::optional<T> get_provenance() const
    {
        for (const auto& elem : this->ec_provenance) {
            if (elem.is<T>()) {
                return elem.get<T>();
            }
        }

        return std::nullopt;
    }

    vis_line_t ec_top_line{0_vl};
    bool ec_dry_run{false};
    perm_t ec_perms{perm_t::READ_WRITE};

    logline_value_vector* ec_line_values;
    std::stack<std::map<std::string, scoped_value_t>> ec_local_vars;
    std::vector<provenance_t> ec_provenance;
    std::map<std::string, scoped_value_t> ec_global_vars;
    std::vector<std::filesystem::path> ec_path_stack;
    std::vector<lnav::console::snippet> ec_source;
    help_text* ec_current_help{nullptr};

    struct output_desc {
        output_desc(std::string name,
                    std::optional<output_t> out,
                    text_format_t tf = text_format_t::TF_UNKNOWN)
            : od_name(std::move(name)), od_output(std::move(out)), od_format(tf)
        {
        }

        std::string od_name;
        std::optional<output_t> od_output;
        text_format_t od_format{text_format_t::TF_UNKNOWN};
    };

    std::vector<output_desc> ec_output_stack;
    std::unique_ptr<attr_line_t> ec_accumulator;

    sql_callback_t ec_sql_callback;
    pipe_callback_t ec_pipe_callback;
    std::vector<msg_callback_t> ec_msg_callback_stack;
    std::vector<db_label_source*> ec_label_source_stack;

    struct ui_callbacks {
        std::function<void()> uc_pre_stdout_write;
        std::function<void()> uc_post_stdout_write;
        std::function<void()> uc_redraw;
    };
    ui_callbacks ec_ui_callbacks;
};

Result<std::string, lnav::console::user_message> execute_command(
    exec_context& ec, const std::string& cmdline);

Result<std::string, lnav::console::user_message> execute_sql(
    exec_context& ec, const std::string& sql, std::string& alt_msg);

class multiline_executor : public lnav::script::parser {
public:
    exec_context& me_exec_context;
    std::string me_last_result;

    multiline_executor(exec_context& ec, const std::string& src)
        : parser(src), me_exec_context(ec)
    {
    }

    Result<void, lnav::console::user_message> handle_command(
        const std::string& cmd) override;
};

Result<std::string, lnav::console::user_message> execute_file(
    exec_context& ec, const std::string& path_and_args);
Result<std::string, lnav::console::user_message> execute_any(
    exec_context& ec, const std::string& cmdline);
void execute_init_commands(
    exec_context& ec,
    std::vector<std::pair<Result<std::string, lnav::console::user_message>,
                          std::string>>& msgs);

std::future<std::string> pipe_callback(exec_context& ec,
                                       const std::string& cmdline,
                                       auto_fd& fd);

int sql_progress(const struct log_cursor& lc);
void sql_progress_finished();

void add_global_vars(exec_context& ec);

#endif  // LNAV_COMMAND_EXECUTOR_H

1	/**
2	* Copyright (c) 2015, Timothy Stack
3	*
4	* All rights reserved.
5	*
6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions are met:
8	*
9	* * Redistributions of source code must retain the above copyright notice, this
10	* list of conditions and the following disclaimer.
11	* * Redistributions in binary form must reproduce the above copyright notice,
12	* this list of conditions and the following disclaimer in the documentation
13	* and/or other materials provided with the distribution.
14	* * Neither the name of Timothy Stack nor the names of its contributors
15	* may be used to endorse or promote products derived from this software
16	* without specific prior written permission.
17	*
18	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
19	* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21	* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
22	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28	*/
29
30	#ifndef LNAV_COMMAND_EXECUTOR_H
31	#define LNAV_COMMAND_EXECUTOR_H
32
33	#include <filesystem>
34	#include <functional>
35	#include <future>
36	#include <optional>
37	#include <stack>
38	#include <string>
39	#include <vector>
40
41	#include <sqlite3.h>
42
43	#include "base/auto_fd.hh"
44	#include "base/lnav.console.hh"
45	#include "base/lnav.resolver.hh"
46	#include "db_sub_source.hh"
47	#include "fmt/format.h"
48	#include "help_text.hh"
49	#include "lnav.script.parser.hh"
50	#include "vis_line.hh"
51
52	struct exec_context;
53	class attr_line_t;
54	class logline_value;
55	struct logline_value_vector;
56
57	using sql_callback_t = int ()(exec_context&, sqlite3_stmt);
58	int sql_callback(exec_context& ec, sqlite3_stmt* stmt);
59	int internal_sql_callback(exec_context& ec, sqlite3_stmt* stmt);
60
61	using pipe_callback_t
62	= std::future<std::string> (*)(exec_context&, const std::string&, auto_fd&);
63
64	using msg_callback_t = std::function<void(const lnav::console::user_message&)>;
65
66	struct exec_context {
67	enum class perm_t {
68	READ_WRITE,
69	READ_ONLY,
70	};
71
72	using output_t = std::pair<FILE, int ()(FILE*)>;
73
74	exec_context(logline_value_vector* line_values = nullptr,
75	sql_callback_t sql_callback = ::sql_callback,
76	pipe_callback_t pipe_callback = nullptr);
77
78	bool is_read_write() const { return this->ec_perms == perm_t::READ_WRITE; }	37✔
79
80	bool is_read_only() const { return this->ec_perms == perm_t::READ_ONLY; }	1,662✔
81
82	exec_context& with_perms(perm_t perms)	50✔
83	{
84	this->ec_perms = perms;	50✔
85	return *this;	50✔
86	}
87
88	void add_error_context(lnav::console::user_message& um) const;
89
90	lnav::console::user_message make_error_from_str(std::string&& str) const;
91
92	template<typename... Args>
93	lnav::console::user_message make_error_msg(fmt::string_view format_str,	28✔
94	const Args&... args) const
95	{
96	auto str = fmt::vformat(format_str, fmt::make_format_args(args...));	48✔
97
98	return this->make_error_from_str(std::move(str));	56✔
99	}	28✔
100
101	template<typename... Args>
102	Result<std::string, lnav::console::user_message> make_error(	26✔
103	fmt::string_view format_str, const Args&... args) const
104	{
105	return Err(this->make_error_msg(format_str, args...));	26✔
106	}
107
108	std::optional<FILE*> get_output() const	182✔
109	{
110	for (auto iter = this->ec_output_stack.rbegin();	182✔
111	iter != this->ec_output_stack.rend();	228✔
112	++iter)	46✔
113	{
114	if (iter->od_output && iter->od_output->first) {	226✔
115	return iter->od_output->first;	180✔
116	}
117	}
118
119	return std::nullopt;	2✔
120	}
121
122	text_format_t get_output_format() const	7✔
123	{
124	auto retval = text_format_t::TF_UNKNOWN;	7✔
125
126	if (!this->ec_output_stack.empty()) {	7✔
127	retval = this->ec_output_stack.back().od_format;	7✔
128	}
129	return retval;	7✔
130	}
131
132	void set_output_format(text_format_t tf)	100✔
133	{
134	if (!this->ec_output_stack.empty()	100✔
135	&& this->ec_output_stack.back().od_format	100✔
136	== text_format_t::TF_UNKNOWN)
137	{
138	this->ec_output_stack.back().od_format = tf;	98✔
139	}
140	}	100✔
141
142	void set_output(const std::string& name, FILE* file, int (closer)(FILE));
143
144	void clear_output();
145
146	struct mouse_input {};
147	struct keyboard_input {};
148	struct user {};
149	struct file_open {
150	std::string fo_name;
151	};
152	struct external_access {
153	std::string ea_src;
154	};
155
156	using provenance_t = mapbox::util::
157	variant<user, keyboard_input, mouse_input, file_open, external_access>;
158
159	struct provenance_guard {
160	explicit provenance_guard(exec_context* context, provenance_t prov)	8✔
161	: pg_context(context)	8✔
162	{
163	this->pg_context->ec_provenance.push_back(prov);	8✔
164	}	8✔
165
166	provenance_guard(const provenance_guard&) = delete;
167	provenance_guard(provenance_guard&& other)
168	: pg_context(other.pg_context)
169	{
170	other.pg_context = nullptr;
171	}
172
173	~provenance_guard()	8✔
174	{
175	if (this->pg_context != nullptr) {	8✔
176	this->pg_context->ec_provenance.pop_back();	8✔
177	}
178	}	8✔
179
UNCOV 180	exec_context* operator->() { return this->pg_context; }	×
181
182	exec_context* pg_context;
183	};
184
185	provenance_guard with_provenance(provenance_t prov)	3✔
186	{
187	return provenance_guard{this, prov};	3✔
188	}
189
190	struct source_guard {
191	source_guard(exec_context* context) : sg_context(context) {}	2,437✔
192
193	source_guard(const source_guard&) = delete;
194
195	source_guard(source_guard&& other)
196	: sg_context(std::exchange(other.sg_context, nullptr))
197	{
198	}
199
200	~source_guard()	2,437✔
201	{
202	if (this->sg_context != nullptr) {	2,437✔
203	this->sg_context->ec_source.pop_back();	2,437✔
204	}
205	}	2,437✔
206
207	exec_context* sg_context;
208	};
209
210	struct output_guard {
211	explicit output_guard(exec_context& context,
212	std::string name = "default",
213	const std::optional<output_t>& file
214	= std::nullopt,
215	text_format_t tf = text_format_t::TF_UNKNOWN);
216
217	~output_guard();
218
219	exec_context& sg_context;
220	bool sg_active;
221	};
222
223	struct sql_callback_guard {
224	sql_callback_guard(exec_context& context, sql_callback_t cb);
225
226	sql_callback_guard(const sql_callback_guard&) = delete;
227
228	sql_callback_guard(sql_callback_guard&& other);
229
230	~sql_callback_guard();
231
232	exec_context& scg_context;
233	sql_callback_t scg_old_callback;
234	};
235
236	sql_callback_guard push_callback(sql_callback_t cb);
237
238	source_guard enter_source(source_location, const std::string& content);
239
240	source_guard enter_source(intern_string_t path,	2,435✔
241	int line_number,
242	const std::string& content)
243	{
244	return this->enter_source(source_location{path, line_number}, content);	2,435✔
245	}
246
247	struct db_source_guard {
248	explicit db_source_guard(exec_context* context) : dsg_context(context)	2✔
249	{
250	}	2✔
251
252	db_source_guard(const db_source_guard&) = delete;
253
254	db_source_guard(db_source_guard&& other) noexcept
255	: dsg_context(std::exchange(other.dsg_context, nullptr))
256	{
257	}
258
259	~db_source_guard()	2✔
260	{
261	if (this->dsg_context != nullptr) {	2✔
262	this->dsg_context->ec_label_source_stack.pop_back();	2✔
263	}
264	}	2✔
265
266	exec_context* dsg_context;
267	};
268
269	db_source_guard enter_db_source(db_label_source* dls)	2✔
270	{
271	this->ec_label_source_stack.push_back(dls);	2✔
272
273	return db_source_guard{this};	2✔
274	}
275
276	struct msg_cb_guard {
277	explicit msg_cb_guard(std::vector<msg_callback_t>* cb_stack)	597✔
278	: sg_cb_stack(cb_stack)	597✔
279	{
280	}	597✔
281
282	msg_cb_guard(const msg_cb_guard&) = delete;
283	msg_cb_guard(msg_cb_guard&& other) noexcept
284	: sg_cb_stack(other.sg_cb_stack)
285	{
286	other.sg_cb_stack = nullptr;
287	}
288
289	~msg_cb_guard()	597✔
290	{
291	if (this->sg_cb_stack != nullptr) {	597✔
292	this->sg_cb_stack->pop_back();	597✔
293	}
294	}	597✔
295
296	std::vector<msg_callback_t>* sg_cb_stack;
297	};
298
299	msg_cb_guard add_msg_callback(msg_callback_t cb)	597✔
300	{
301	this->ec_msg_callback_stack.emplace_back(std::move(cb));	597✔
302	return msg_cb_guard{&this->ec_msg_callback_stack};	597✔
303	}
304
305	scoped_resolver create_resolver()	237✔
306	{
307	return {
308	&this->ec_local_vars.top(),	237✔
309	&this->ec_global_vars,	237✔
310	};	237✔
311	}
312
313	Result<std::string, lnav::console::user_message> execute(
314	source_location loc, const std::string& cmdline);
315
316	using kv_pair_t = std::pair<std::string, std::string>;
317
UNCOV 318	Result<std::string, lnav::console::user_message> execute_with_int(	×
319	source_location loc, const std::string& cmdline)
320	{
UNCOV 321	return this->execute(loc, cmdline);	×
322	}
323
324	template<typename... Args>
UNCOV 325	Result<std::string, lnav::console::user_message> execute_with_int(	×
326	source_location loc,
327	const std::string& cmdline,
328	kv_pair_t pair,
329	Args... args)
330	{
UNCOV 331	this->ec_local_vars.top().emplace(pair);	×
332	return this->execute_with_int(loc, cmdline, args...);	×
333	}
334
335	template<typename... Args>
UNCOV 336	Result<std::string, lnav::console::user_message> execute_with(	×
337	source_location loc, const std::string& cmdline, Args... args)
338	{
UNCOV 339	this->ec_local_vars.push({});	×
340	auto retval = this->execute_with_int(loc, cmdline, args...);	×
341	this->ec_local_vars.pop();	×
342
UNCOV 343	return retval;	×
344	}
345
346	template<typename T>
347	std::optional<T> get_provenance() const	150✔
348	{
349	for (const auto& elem : this->ec_provenance) {	150✔
350	if (elem.is<T>()) {	7✔
351	return elem.get<T>();	7✔
352	}
353	}
354
355	return std::nullopt;	143✔
356	}
357
358	vis_line_t ec_top_line{0_vl};
359	bool ec_dry_run{false};
360	perm_t ec_perms{perm_t::READ_WRITE};
361
362	logline_value_vector* ec_line_values;
363	std::stack<std::map<std::string, scoped_value_t>> ec_local_vars;
364	std::vector<provenance_t> ec_provenance;
365	std::map<std::string, scoped_value_t> ec_global_vars;
366	std::vector<std::filesystem::path> ec_path_stack;
367	std::vector<lnav::console::snippet> ec_source;
368	help_text* ec_current_help{nullptr};
369
370	struct output_desc {
371	output_desc(std::string name,	4,181✔
372	std::optional<output_t> out,
373	text_format_t tf = text_format_t::TF_UNKNOWN)
374	: od_name(std::move(name)), od_output(std::move(out)), od_format(tf)	4,181✔
375	{
376	}	4,181✔
377
378	std::string od_name;
379	std::optional<output_t> od_output;
380	text_format_t od_format{text_format_t::TF_UNKNOWN};
381	};
382
383	std::vector<output_desc> ec_output_stack;
384	std::unique_ptr<attr_line_t> ec_accumulator;
385
386	sql_callback_t ec_sql_callback;
387	pipe_callback_t ec_pipe_callback;
388	std::vector<msg_callback_t> ec_msg_callback_stack;
389	std::vector<db_label_source*> ec_label_source_stack;
390
391	struct ui_callbacks {
392	std::function<void()> uc_pre_stdout_write;
393	std::function<void()> uc_post_stdout_write;
394	std::function<void()> uc_redraw;
395	};
396	ui_callbacks ec_ui_callbacks;
397	};
398
399	Result<std::string, lnav::console::user_message> execute_command(
400	exec_context& ec, const std::string& cmdline);
401
402	Result<std::string, lnav::console::user_message> execute_sql(
403	exec_context& ec, const std::string& sql, std::string& alt_msg);
404
405	class multiline_executor : public lnav::script::parser {
406	public:
407	exec_context& me_exec_context;
408	std::string me_last_result;
409
410	multiline_executor(exec_context& ec, const std::string& src)	60✔
411	: parser(src), me_exec_context(ec)	60✔
412	{
413	}	60✔
414
415	Result<void, lnav::console::user_message> handle_command(
416	const std::string& cmd) override;
417	};
418
419	Result<std::string, lnav::console::user_message> execute_file(
420	exec_context& ec, const std::string& path_and_args);
421	Result<std::string, lnav::console::user_message> execute_any(
422	exec_context& ec, const std::string& cmdline);
423	void execute_init_commands(
424	exec_context& ec,
425	std::vector<std::pair<Result<std::string, lnav::console::user_message>,
426	std::string>>& msgs);
427
428	std::future<std::string> pipe_callback(exec_context& ec,
429	const std::string& cmdline,
430	auto_fd& fd);
431
432	int sql_progress(const struct log_cursor& lc);
433	void sql_progress_finished();
434
435	void add_global_vars(exec_context& ec);
436
437	#endif // LNAV_COMMAND_EXECUTOR_H

tstack / lnav / 19080893927-2636

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